build(deps): bump actions/checkout from 5.0.1 to 6.0.0

Bumps [actions/checkout](https://github.com/actions/checkout) from 5.0.1 to 6.0.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Commits](actions/checkout@v5.0.1...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/pr.yml

@@ -11,7 +11,7 @@ jobs:
   golangci-lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.0
       - name: Install Go
         uses: actions/setup-go@v6.1.0
         with:
@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.0
       - name: Install Go
         uses: actions/setup-go@v6.1.0
         with:

.github/workflows/release.yml

@@ -33,7 +33,7 @@ jobs:
         run: |
           echo "${{ inputs.version_number }}" | grep -P '^v\d+\.\d+\.\d+(-pre[A-Za-z0-9-]*)?$'
       - name: Checkout
-        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd
+        uses: actions/checkout@c2d88d3ecc89a9ef08eebf45d9637801dcee7eb5
         with:
           ref: ${{ inputs.use_existing_tag == 'true' && inputs.version_number || 'main' }}
 
@@ -48,7 +48,7 @@ jobs:
       && needs.release-config.outputs.creates_new_tag == 'true'
     steps: 
       - name: Checkout
-        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd
+        uses: actions/checkout@c2d88d3ecc89a9ef08eebf45d9637801dcee7eb5
         with:
           ref: 'main'
       - name: Get the latest commit SHA
@@ -72,7 +72,7 @@ jobs:
       && !contains(needs.*.result, 'failure')
     steps:
       - name: Checkout
-        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd
+        uses: actions/checkout@c2d88d3ecc89a9ef08eebf45d9637801dcee7eb5
         with:
           ref: ${{ inputs.version_number }}
       - name: Set up Go