Update Prometheus Integration Test.yml

Edit Go version format to match project go.mod and resolve Action build error

.github/workflows/Prometheus Integration Test.yml

@@ -19,7 +19,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v4
       with:
-        go-version: '1.20'
+        go-version: '1.22.9'
 
     # - name: Build
     #   run: go build -v ./cmd/collector/