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

Signed-off-by: renovate[bot] <[email protected]>

Author: renovate[bot]

.github/workflows/integration-tests.yaml

@@ -33,7 +33,7 @@ jobs:
       - name: Checkout the repository
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - name: Setup go
-        uses: actions/setup-go@d35c59abb061a4a6fb18e82ac0862c26744d6ab5 # v5.5.0
+        uses: actions/setup-go@44694675825211faa026b3c33043df3e48a5fa00 # v6.0.0
         with:
           go-version-file: 'go.mod'
       - name: Build hubble CLI

.github/workflows/tests.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
     - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
-    - uses: actions/setup-go@d35c59abb061a4a6fb18e82ac0862c26744d6ab5 # v5.5.0
+    - uses: actions/setup-go@44694675825211faa026b3c33043df3e48a5fa00 # v6.0.0
       with:
         go-version-file: 'go.mod'
     - name: Check module vendoring