ci: update Go versions in GitHub Actions workflow

- Update Go versions in GitHub Actions workflow to only include `1.21` and `1.22`

.github/workflows/test.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go-version: ['1.19','1.20','1.21','1.22']
+        go-version: ['1.21','1.22']
     steps:
     - name: Set up Go ${{ matrix.go-version }}
       uses: actions/setup-go@v1