gha:setup-go: Use go version from go.mod

Instead of using the latest go stable release, we can tell the setup-go
action to use the go version specified in the go.mod file.

Signed-off-by: Christophe Fergeau <cfergeau@redhat.com>

.github/workflows/compile.yml

@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
-          go-version: stable
+          go-version-file: go.mod
       - name: golangci-lint
         run: make lint
   build:
@@ -41,7 +41,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: stable
+          go-version-file: go.mod
       - name: Build
         run: make
       - name: Test