Fix action-sh-checker version to use available release tag

Author: shakiyam

.github/workflows/lint.yml

@@ -39,7 +39,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v5
       - name: Run shfmt
-        uses: luizm/action-sh-checker@v2
+        uses: luizm/action-sh-checker@v0.9.0
         env:
           SHFMT_OPTS: -l -d -i 2 -ci -bn
         with: