Merge pull request #3042 from Unidata/dependabot-pip-ci-flake8-requirements-1.7.8

CI: (deps): Bump flake8-requirements from 1.7.7 to 1.7.8 in /ci

Author: dopplershift

ci/linting_requirements.txt

@@ -8,7 +8,7 @@ flake8-continuation==1.0.5
 flake8-copyright==0.2.4
 flake8-isort==6.0.0
 isort==5.12.0
-flake8-requirements==1.7.7
+flake8-requirements==1.7.8
 
 flake8-rst-docstrings==0.3.0