bugfix -> ignoring empty lines and comments

Author: binka-dev

.pre-commit-hooks.yaml

@@ -3,4 +3,4 @@
   description: Fails if a requirement does not specify the version
   language: pygrep
   files: requirements.*\.txt$
-  entry: ^(?!.+(?:={2,3}|!=|~=|>=?|<=?)[\S]+).*
+  entry: ^(?!\s*$)(?!#)(?!.+(?:={2,3}|!=|~=|>=?|<=?)[\S]+).*