Limit lib of importlib-resources version (#136)

Co-authored-by: Max Amelchenko <mamelchenko@paloaltonetworks.com>

Author: maxamel

requirements.txt

@@ -1,4 +1,4 @@
 # Place dependencies in this file, following the distutils format:
 # http://docs.python.org/2/distutils/setupscript.html#relationships-between-distributions-and-packages
 lark>=1.0.0
-importlib-resources>=2.0.0; python_version < '3.9'
+importlib-resources>=2.0.0,<7.0.0; python_version < '3.9'