fix bug

Author: CorrectRoadH

.github/workflows/validate-openapi.yaml

@@ -27,5 +27,5 @@ jobs:
         run: |
           for file in $(find . -name '*.yaml' -o -name '*.yml' -o -name '*.json'); do
             echo "Validating $file"
-            openapi lint $file
+            openapi validate $file
           done