Bump actions/checkout from 2.4.0 to 3

Bumps [actions/checkout](https://github.com/actions/checkout) from 2.4.0 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2.4.0...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>

.github/workflows/codeql.yaml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
       - name: 🏗 Initialize CodeQL
         uses: github/codeql-action/init@v1
       - name: 🚀 Perform CodeQL Analysis

.github/workflows/labels.yaml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
       - name: 🚀 Run Label Syncer
         uses: micnncim/action-label-syncer@v1.3.0
         env:

.github/workflows/linting.yaml

@@ -70,7 +70,7 @@ jobs:
             name: Check YAML style
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
       - name: 🏗 Set up Python 3.8
         id: python
         uses: actions/setup-python@v3

.github/workflows/release.yaml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
       - name: 🏗 Set up Python 3.8
         id: python
         uses: actions/setup-python@v3

.github/workflows/tests.yaml

@@ -17,7 +17,7 @@ jobs:
         python: ["3.8", "3.9", "3.10"]
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
       - name: 🏗 Set up Python ${{ matrix.python }}
         id: python
         uses: actions/setup-python@v3
@@ -62,7 +62,7 @@ jobs:
     needs: pytest
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
       - name: ⬇️ Download coverage data
         uses: actions/download-artifact@v2.1.0
       - name: 🏗 Set up Python 3.9

.github/workflows/typing.yaml

@@ -16,7 +16,7 @@ jobs:
         python: [3.8, 3.9]
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
       - name: 🏗 Set up Python ${{ matrix.python }}
         id: python
         uses: actions/setup-python@v3
@@ -59,7 +59,7 @@ jobs:
         python: [3.8, 3.9]
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
       - name: 🏗 Set up Python ${{ matrix.python }}
         id: python
         uses: actions/setup-python@v3