Add more_itertools to test req's

Author: jacobtylerwalls

requirements_test.txt

@@ -6,6 +6,7 @@ pytest-cov~=5.0
 pytest-profiling~=1.7
 pytest-xdist~=3.6
 six
+more_itertools
 # Type packages for mypy
 types-pkg_resources==0.1.3
 tox>=3