chore(CI/CD): add go1.18 version

Signed-off-by: Bo-Yi Wu <[email protected]>

Author: appleboy

.github/workflows/go.yml

@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        go: [1.13, 1.14, 1.15, 1.16, 1.17]
+        go: [1.13, 1.14, 1.15, 1.16, 1.17, 1.18]
         include:
           - os: ubuntu-latest
             go-build: ~/.cache/go-build