docs: remove reference to strict mode in local setup (#41952)
docs: remove reference to strict mode in local setup (#41952)

This is turned on by default in version 12 and prompt has been removed.
PR Close #41952

gnomeontherun/angular,angular/angular,angular-indonesia/angular,ocombe/angular,brandonroberts/angular,shairez/angular,angular/angular,angular-indonesia/angular,shairez/angular,ocombe/angular,manekinekko/angular,JiaLiPassion/angular,angular-indonesia/angular,mgechev/angular,mgechev/angular,gkalpak/angular,manekinekko/angular,shairez/angular,gkalpak/angular,mgechev/angular,gnomeontherun/angular,manekinekko/angular,mgechev/angular,manekinekko/angular,gkalpak/angular,JiaLiPassion/angular,brandonroberts/angular,ocombe/angular,manekinekko/angular,brandonroberts/angular,brandonroberts/angular,manekinekko/angular,JiaLiPassion/angular,gnomeontherun/angular,angular-indonesia/angular,ocombe/angular,brandonroberts/angular,JiaLiPassion/angular,angular/angular,angular/angular,shairez/angular,ocombe/angular,shairez/angular,gnomeontherun/angular,ocombe/angular,brandonroberts/angular,gkalpak/angular,mgechev/angular