update format check path

Author: Forairaaaaa

.github/workflows/clang-format-check.yml

@@ -42,7 +42,7 @@ jobs:
           # - check: './'    # path to include
           #   exclude: ''    # path to exclude
           - check: 'src'
-            exclude: 'src\utils'
+            exclude: 'src/utils'
           - check: 'examples'
             exclude: ''