chore(deps): update actions/checkout action to v6

.github/workflows/ci.yaml

@@ -51,7 +51,7 @@ jobs:
             os: windows-11-arm
             run_tests: YES
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         # v2 defaults to a shallow checkout, but we need at least to the previous tag
         with:
           fetch-depth: 0
@@ -223,7 +223,7 @@ jobs:
             os: windows-11-arm
             run_tests: YES
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         # v2 defaults to a shallow checkout, but we need at least to the previous tag
         with:
           fetch-depth: 0
@@ -401,7 +401,7 @@ jobs:
             mingwdir: mingw32 # skip-pr skip-main
             gcc: i686-w64-mingw32-gcc # skip-pr skip-main
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         # v2 defaults to a shallow checkout, but we need at least to the previous tag
         with:
           fetch-depth: 0
@@ -572,7 +572,7 @@ jobs:
             #snap_arch: armhf
     steps:
       - name: Clone repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0
@@ -741,7 +741,7 @@ jobs:
             #snap_arch: armhf
     steps:
       - name: Clone repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0
@@ -935,7 +935,7 @@ jobs:
             #snap_arch: s390x # skip-pr skip-main
     steps:
       - name: Clone repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0
@@ -1085,7 +1085,7 @@ jobs:
         target:
           - x86_64-apple-darwin # skip-aarch64
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0
@@ -1217,7 +1217,7 @@ jobs:
         target:
           - aarch64-apple-darwin # skip-x86_64
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0
@@ -1338,7 +1338,7 @@ jobs:
     runs-on: ubuntu-latest
     if: ${{ (github.event_name == 'push' && github.ref_name == 'main') || github.event_name == 'schedule' }} # skip-stable
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         # v2 defaults to a shallow checkout, but we need at least to the previous tag
         fetch-depth: 0
@@ -1370,7 +1370,7 @@ jobs:
     runs-on: ubuntu-latest
     if: ${{ github.event_name == 'push' && github.ref_name == 'stable' }} # skip-main
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         # v2 defaults to a shallow checkout, but we need at least to the previous tag
         fetch-depth: 0
@@ -1404,7 +1404,7 @@ jobs:
       fail-fast: false
     steps:
       - name: Clone repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0
@@ -1500,7 +1500,7 @@ jobs:
             target: x86_64-pc-windows-msvc
     steps:
       - name: Clone repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install rustup stable
         run: rustup toolchain install stable --profile minimal
       - name: Install Protoc
@@ -1548,7 +1548,7 @@ jobs:
   doc: # job-name
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Install mdbook

ci/actions-templates/all-features-template.yaml

@@ -21,7 +21,7 @@ jobs: # skip-all
             target: x86_64-pc-windows-msvc
     steps:
       - name: Clone repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install rustup stable
         run: rustup toolchain install stable --profile minimal
       - name: Install Protoc

ci/actions-templates/centos-fmt-clippy-template.yaml

@@ -8,7 +8,7 @@ jobs: # skip-all
       fail-fast: false
     steps:
       - name: Clone repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0

ci/actions-templates/freebsd-builds-template.yaml

@@ -8,7 +8,7 @@ jobs: # skip-main skip-stable
     if: ${{ (github.event_name == 'push' && github.ref_name == 'main') || github.event_name == 'schedule' }} # skip-stable
     if: ${{ github.event_name == 'push' && github.ref_name == 'stable' }} # skip-main
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         # v2 defaults to a shallow checkout, but we need at least to the previous tag
         fetch-depth: 0

ci/actions-templates/linux-builds-template.yaml

@@ -64,7 +64,7 @@ jobs: # skip-main skip-pr skip-stable
             #snap_arch: s390x # skip-pr skip-main
     steps:
       - name: Clone repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0

ci/actions-templates/macos-builds-template.yaml

@@ -21,7 +21,7 @@ jobs: # skip-x86_64 skip-aarch64
           - x86_64-apple-darwin # skip-aarch64
           - aarch64-apple-darwin # skip-x86_64
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0

ci/actions-templates/test-docs-template.yaml

@@ -8,7 +8,7 @@ jobs: # skip-all
   doc: # job-name
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Install mdbook

ci/actions-templates/windows-builds-template.yaml

@@ -44,7 +44,7 @@ jobs: # skip-main skip-pr skip-stable
             mingwdir: mingw32 # skip-pr skip-main
             gcc: i686-w64-mingw32-gcc # skip-pr skip-main
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         # v2 defaults to a shallow checkout, but we need at least to the previous tag
         with:
           fetch-depth: 0