fix the crashes when starting it from .git directory issue - #2734

fix the crashes when starting it from .git directory issue#2734

0x61nas wants to merge 2 commits into

gitui-org:mastergitui-org/gitui:masterfrom

anas-contribs:fix/panic-when-cwd-is-dot-gitanas-contribs/gitui:fix/panic-when-cwd-is-dot-gitCopy head branch name to clipboard