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

Author: descope[bot]

.github/actions/ci/setup/action.yml

@@ -6,7 +6,7 @@ runs:
   using: composite
   steps:
     - name: Setup Go
-      uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff # v5.6.0
+      uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
       with:
         go-version-file: go.mod
         cache: false