build: Update to latest action versions.

This updates to the following Github Actions:

- actions/setup-go@fac708d #v4.0.1
- actions/checkout@c85c95e #v3.5.3

.github/workflows/go.yml

@@ -12,15 +12,15 @@ jobs:
         go: ["1.19", "1.20"]
     steps:
       - name: Set up Go
-        uses: actions/setup-go@6edd4406fa81c3da01a34fa6f6343087c207a568 #v3.5.0
+        uses: actions/setup-go@fac708d6674e30b6ba41289acaab6d4b75aa0753 # v4.0.1
         with:
           go-version: ${{ matrix.go }}
       - name: Check out source
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab #v3.5.2
+        uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3
       - name: Install Linters
         run: "curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.53.1"
       - name: Use test and module cache
-        uses: actions/cache@88522ab9f39a2ea568f7027eddc7d8d8bc9d59c8 #v3.3.1
+        uses: actions/cache@88522ab9f39a2ea568f7027eddc7d8d8bc9d59c8 # v3.3.1
         with:
           path: |
             ~/.cache/go-build