chore(deps): update actions/checkout action to v7

.gitea/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Setup Go
         uses: actions/setup-go@v5

.gitea/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
       contents: write
     steps:
       - name: Checkout (full history, for the changelog)
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0