Added the fix for zsh shell error in non sudo mode in the doc file.
Added the fix for zsh shell error in non sudo mode in the doc file.

Signed-off-by: S. M. Ijaz-ul-Amin Chowdhury <63c35f57e75257d0e89727565044ad96a4bba8b5@gmail.com>

0PEIN0/bash-helpers,0PEIN0/bash-helpers