create issue template
create issue template

I based this off mostly from what I saw on Angular/Typescript’s issue
templates, as well as our own contributing guidelines.

Fixes: #12681
Credit: da39a3ee5e6b4b0d3255bfef95601890afd80709@emmaramirez
Reviewed-By: da39a3ee5e6b4b0d3255bfef95601890afd80709@othiym23
PR-URL: https://github.com/npm/npm/pull/13116

chadnickbok/npm,evocateur/npm,DaveEmmerson/npm,Volune/npm,DaveEmmerson/npm,misterbyrne/npm,chadnickbok/npm,chadnickbok/npm,Volune/npm,Volune/npm,misterbyrne/npm,evocateur/npm,evocateur/npm,DaveEmmerson/npm,misterbyrne/npm