chore: update actions/setup-go action to v6

Author: renovate[bot]

.github/workflows/acceptance-tests.yaml

@@ -20,7 +20,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version-file: 'go.mod'
           cache: true

.github/workflows/pull-request.yaml

@@ -13,7 +13,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version-file: 'go.mod'
           cache: true

.github/workflows/release.yml

@@ -27,7 +27,7 @@ jobs:
       - name: Unshallow
         run: git fetch --prune --unshallow
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version-file: 'go.mod'
           cache: true