Merge pull request #61 from cert-manager/renovate/misc-github-actions

chore(deps): update actions/setup-go action to v6.4.0

Author: cert-manager-prow[bot]

.github/workflows/build.yaml

@@ -12,7 +12,7 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       - name: Set up Go
-        uses: actions/setup-go@4b73464bb391d4059bd26b0524d20df3927bd417 # v6.3.0
+        uses: actions/setup-go@4a3601121dd01d1626a1e23e37211e3254c1c06c # v6.4.0
         with:
           go-version-file: go.mod