fixed: gh actions

Author: hedzr

.github/workflows/go.yml

@@ -12,7 +12,7 @@ jobs:
   test:
     strategy:
       matrix:
-        go-version: [1.13.x, 1.14.x]
+        go-version: [1.11.x, 1.12.x, 1.13.x, 1.14.x]
         #os: [ubuntu-latest, macos-latest, windows-latest]
         os: [ubuntu-latest]
       fail-fast: false