remove bracket

Author: Christian-B

actions/ruff/action.yml

@@ -25,7 +25,7 @@ inputs:
 runs:
   steps:
   - run: |
-      if [ ${{ (matrix.python-version}} = "3.10"]: then
+      if [ ${{ matrix.python-version}} = "3.10"]: then
         ruff check --target-version py310
       else
         runn check --target-version py313