delete a directory from github code example
Example 1: git remove folder remotely
git rm -r --cached <folder>
git commit -m "Removed Folder"
git push origin master
Example 2: remove folders from remote git
git rm -r --cached FolderName
git commit -m "Removed folder from repository"
git push origin master
Example 3: remove folders from remote git
git rm -r --cached myFolder