Bump actions/checkout from 2 to 3 (#529)

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v3)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/build_wheels.yml

@@ -15,7 +15,7 @@ jobs:
         os: [ubuntu-20.04, macos-10.15, windows-2019]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Build wheels
         uses: pypa/cibuildwheel@v2.3.1
@@ -28,7 +28,7 @@ jobs:
     name: Build source distribution
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - uses: actions/setup-python@v3
         name: Install Python

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
      - name: Pull image
        run: docker pull condaforge/mambaforge:latest
      - name: Checkout branch
-       uses: actions/checkout@v2.3.5
+       uses: actions/checkout@v3
        with:
          ref: ${{ github.head_ref }}
      - name: Run linter inside of container
@@ -31,7 +31,7 @@ jobs:
      - name: Pull image
        run: docker pull condaforge/mambaforge:latest
      - name: Checkout branch
-       uses: actions/checkout@v2.3.5
+       uses: actions/checkout@v3
        with:
          ref: ${{ github.head_ref }}
      - name: Run CI inside of container
@@ -52,7 +52,7 @@ jobs:
       - name: Pull image
         run: docker pull condaforge/mambaforge:latest
       - name: Checkout branch
-        uses: actions/checkout@v2.3.5
+        uses: actions/checkout@v3
         with:
           ref: ${{ github.head_ref }}
       - name: Fetch full git history

.github/workflows/conda-build-linux-main.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Pull image
         run: docker pull condaforge/mambaforge:latest
       - name: Checkout branch
-        uses: actions/checkout@v2.3.5
+        uses: actions/checkout@v3
         with:
           ref: ${{ github.head_ref }}
       - name: Fetch full git history

.github/workflows/conda-build-macos.yml

@@ -19,7 +19,7 @@ jobs:
           - osx_arm64_python3.9.____cpython
     steps:
       - name: Checkout branch
-        uses: actions/checkout@v2.3.5
+        uses: actions/checkout@v3
         with:
           ref: ${{ github.head_ref }}
       - name: Fetch full git history

.github/workflows/conda-build-win.yml

@@ -18,7 +18,7 @@ jobs:
           - win_64_python3.7.____cpython
     steps:
       - name: Checkout branch
-        uses: actions/checkout@v2.3.5
+        uses: actions/checkout@v3
         with:
           ref: ${{ github.head_ref }}
       - name: Fetch full git history

.github/workflows/daily.yml

@@ -36,7 +36,7 @@ jobs:
       - name: Pull image
         run: docker pull condaforge/mambaforge:latest
       - name: Checkout branch
-        uses: actions/checkout@v2.3.5
+        uses: actions/checkout@v3
         with:
           ref: ${{ github.head_ref }}
       - name: Run CI inside of container

.github/workflows/tests-macos-main.yml

@@ -17,7 +17,7 @@ jobs:
         PYTHON_VERSION: ['3.7']
     steps:
       - name: Checkout branch
-        uses: actions/checkout@v2.3.5
+        uses: actions/checkout@v3
         with:
           ref: ${{ github.head_ref }}
       - uses: conda-incubator/setup-miniconda@35d1405e78aa3f784fe3ce9a2eb378d5eeb62169

.github/workflows/tests-macos.yml

@@ -19,7 +19,7 @@ jobs:
         PYTHON_VERSION: ['3.7']
     steps:
       - name: Checkout branch
-        uses: actions/checkout@v2.3.5
+        uses: actions/checkout@v3
         with:
           ref: ${{ github.head_ref }}
       - uses: conda-incubator/setup-miniconda@35d1405e78aa3f784fe3ce9a2eb378d5eeb62169

.github/workflows/tests-win-main.yml

@@ -19,7 +19,7 @@ jobs:
           git config --global core.autocrlf false
           git config --global core.eol lf
       - name: Checkout branch
-        uses: actions/checkout@v2.3.5
+        uses: actions/checkout@v3
         with:
           ref: ${{ github.head_ref }}
       - uses: conda-incubator/setup-miniconda@35d1405e78aa3f784fe3ce9a2eb378d5eeb62169

.github/workflows/tests-win.yml

@@ -21,7 +21,7 @@ jobs:
           git config --global core.autocrlf false
           git config --global core.eol lf
       - name: Checkout branch
-        uses: actions/checkout@v2.3.5
+        uses: actions/checkout@v3
         with:
           ref: ${{ github.head_ref }}
       - uses: conda-incubator/setup-miniconda@35d1405e78aa3f784fe3ce9a2eb378d5eeb62169