Git commits in Moodle 3.11.1 by avi

commit 8b4eff6fbd47912af8be84eac485d51bc51641f9
Author: avi <avi@sysbind.co.il>
Date:   Tue, 27 Apr 2021 20:08:59 +0800
Tag:    v3.11.1

MDL-71462 core: Add phpstorm metadata file to gitignore