version(actions) Update actions and Go version

- checkout is now v4
- setup-go is now v5
- go version to use 1.23

.github/workflows/go-test.yaml

@@ -12,11 +12,11 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Go
-        uses: actions/setup-go@v4
+        uses: actions/setup-go@v5
         with:
-          go-version: 1.21
+          go-version: 1.23
       - name: Install Helm
         run: |
           curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3
@@ -37,4 +37,3 @@ jobs:
           slug: metal3d/katenary
           file: ./coverprofile.out
           fail_ci_if_error: true
-