修改lint脚本

.github/workflows/lint.yaml

@@ -1,8 +1,6 @@
-name: libagent
+name: libagent lint
 
 on:
-  push:
-    branches: [ master ]
   pull_request:
     branches: [ master ]
 
@@ -12,14 +10,7 @@ jobs:
     strategy:
       matrix:
         os:
-          - ubuntu-18.04
-          - ubuntu-20.04
-          - ubuntu-22.04
-          - windows-2019
-          - windows-2022
-          - macos-10.15
-          - macos-11
-          - macos-12
+          - ubuntu-latest
         go:
           - '1.17'
           - '1.18'