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

Author: renovate[bot]

.github/workflows/create-release-pr.yml

@@ -11,7 +11,7 @@ jobs:
     outputs:
       has_new_commits: ${{ steps.check.outputs.has_new_commits }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
@@ -28,7 +28,7 @@ jobs:
     if: needs.check-commits.outputs.has_new_commits == 'true'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/create-tag.yml

@@ -14,7 +14,7 @@ jobs:
   create-tag:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/go.yml

@@ -13,7 +13,7 @@ jobs:
           go-version: 1.25
 
       - name: Check out code into the Go module directory
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Test
         run: go test ./...

.github/workflows/lint.yml

@@ -13,7 +13,7 @@ jobs:
     name: lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-go@v6
         with:
           go-version-file: "./go.mod"