(community) : Fix GitHub Actions lint failure

[asimchoudhary]

The GitHub Actions CI workflow was failing during the testing of this pr : #805
make: *** [Makefile:38: lint_package] Error 1

This failure occurred because the mkdir $(MYPY_CACHE) command returns a non-zero exit code when the directory already exists. While this behavior is silently ignored in local development environments

but GitHub Actions treats it as a failure and stops the workflow.

Solution

Added the -p flag to the mkdir command:

🐛 Bug Fix