chore(deps): update actions/setup-go action to v6

Author: renovate[bot]

.github/workflows/test-go.yml

@@ -27,7 +27,7 @@ jobs:
     steps:
     - uses: actions/checkout@v5
     - name: Set up Go
-      uses: actions/setup-go@v5
+      uses: actions/setup-go@v6
       with:
         go-version: ${{ matrix.go }}
     - name: lint