chore: update actions/setup-go action to v6

Author: renovate[bot]

.github/workflows/acceptance-tests.yaml

@@ -19,7 +19,7 @@ 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

@@ -12,7 +12,7 @@ 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

@@ -26,7 +26,7 @@ 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