chore(deps): update actions/setup-go action to v6 (#1337)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/build.yml

@@ -158,7 +158,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version: ^1.25.0
           cache: false
@@ -324,7 +324,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version: ^1.25.0
           cache: false