remove unused imports

Signed-off-by: ambuj <[email protected]>

Author: ambuj-1211

vulnerabilities/importers/curl.py

@@ -13,7 +13,6 @@
 from typing import Iterable
 from typing import Mapping
 
-import requests
 from cwe2.database import Database
 from packageurl import PackageURL
 from univers.version_range import GenericVersionRange