build(deps): bump actions/checkout from 3.6.0 to 4.0.0

Bumps [actions/checkout](https://github.com/actions/checkout) from 3.6.0 to 4.0.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](f43a0e5ff2...3df4ab11eb)

---
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/_test.yml

@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Checkout TUF
-        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
 
       - name: Set up Python 3.x
         uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4.7.0
@@ -56,7 +56,7 @@ jobs:
 
     steps:
       - name: Checkout TUF
-        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4.7.0

.github/workflows/cd.yml

@@ -18,7 +18,7 @@ jobs:
     needs: test
     steps:
       - name: Checkout release tag
-        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
         with:
           ref: ${{ github.event.workflow_run.head_branch }}
 

.github/workflows/codeql-analysis.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+      uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
 
     - name: Initialize CodeQL
       uses: github/codeql-action/init@00e563ead9f72a8461b24876bee2d0c2e8bd2ee8 # v2.21.5

.github/workflows/dependency-review.yml

@@ -15,6 +15,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Repository'
-        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
       - name: 'Dependency Review'
         uses: actions/dependency-review-action@f6fff72a3217f580d5afd49a46826795305b63c7 # v3.0.8

.github/workflows/scorecards.yml

@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
 
       - name: "Run analysis"
         uses: ossf/scorecard-action@08b4669551908b1024bb425080c797723083c031 # v2.2.0

.github/workflows/specification-version-check.yml

@@ -14,7 +14,7 @@ jobs:
     outputs:
       version: ${{ steps.get-version.outputs.version }}
     steps:
-      - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
       - uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4.7.0
         with:
           python-version: "3.x"