Fix sh-checker action

Author: IceCodeNew

.github/workflows/sh-checker.yml

@@ -18,7 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Run the sh-checker
-        uses: luizm/action-sh-checker@v0.1.8
+        uses: luizm/action-sh-checker@master
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           SHFMT_OPTS: -i 2 -ci -sr