Update setup.cfg

Signed-off-by: Tushar Goel <tushar.goel.dav@gmail.com>

Author: TG1999

setup.cfg

@@ -63,7 +63,7 @@ install_requires =
     packageurl_python >= 0.9.0
     pkginfo2 >= 30.0.0
     pip-requirements-parser >= 31.2.0
-    requests >= 2.7.0
+    requests >= 2.18.0
     resolvelib
     saneyaml >= 0.5.2
     tinynetrc