trival (#3325)

### What problem does this PR solve?



### Type of change


- [x] Performance Improvement

api/utils/web_utils.py

@@ -77,4 +77,4 @@ def __get_pdf_from_html(
 
 
 def is_valid_url(url: str) -> bool:
-    return bool(re.match(r"(https?|ftp|file)://[-A-Za-z0-9+&@#/%?=~_|!:,.;]+[-A-Za-z0-9+&@#/%=~_|]", url))
+    return bool(re.match(r"(https?)://[-A-Za-z0-9+&@#/%?=~_|!:,.;]+[-A-Za-z0-9+&@#/%=~_|]", url))