update workflow

.github/workflows/format.yml

@@ -18,7 +18,7 @@ jobs:
         run: sudo apt-get install -y clang-format
 
       - name: Check formatting with Clang-Format
-        run: >
+        run: >-
           find . -name '*.c' -o -name '*.h'
               -o -name '*.cpp' -o -name '*.hpp'
               -exec clang-format --dry-run -Werror $FILES