Update actions/setup-go action to v6.4.0 (master) (#424)

Author: renovate-rancher[bot]

.github/workflows/test.yaml

@@ -15,7 +15,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
       - name: Setup Go
-        uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 #v6.2.0
+        uses: actions/setup-go@4a3601121dd01d1626a1e23e37211e3254c1c06c # v6.4.0
         with:
           go-version-file: 'go.mod'
       - name: Run tests