ci: update test matrix and improve CI robustness

- Add Go version `1.22` to the testing matrix in GitHub Actions workflow

Signed-off-by: appleboy <[email protected]>

.github/workflows/go.yml

@@ -36,7 +36,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
-        go: [1.18, 1.19, "1.20", 1.21]
+        go: [1.18, 1.19, "1.20", 1.21, 1.22]
         include:
           - os: ubuntu-latest
             go-build: ~/.cache/go-build