Updated debugging.md (#3454)
Updated debugging.md (#3454)

* Updated debugging.md

updated `browser.debugger` and added VSCode setup for debugging protractor!

* updated typo "save your launch.json"

mgiambalvo/protractor,onshape/protractor,jcapozzi/protractor,marleitao/protractor,NickTomlin/protractor,Everworks/protractor,igniteram/protractor,sirwalt/protractor,fancyhejianyang/protractor-operation,jcapozzi/protractor,fancyhejianyang/protractor-operation,cnishina/protractor,NickTomlin/protractor,sirwalt/protractor,Everworks/protractor,sirwalt/protractor,marleitao/protractor,NickTomlin/protractor,marleitao/protractor,xaka/protractor,mgiambalvo/protractor,manoj9788/protractor,cnishina/protractor,marleitao/protractor,cnishina/protractor,Everworks/protractor,igniteram/protractor,sirwalt/protractor,xaka/protractor,manoj9788/protractor,mgiambalvo/protractor,manoj9788/protractor,NickTomlin/protractor,manoj9788/protractor,angular/protractor,angular/protractor,xaka/protractor,jcapozzi/protractor,mgiambalvo/protractor,angular/protractor,xaka/protractor,igniteram/protractor,igniteram/protractor,fancyhejianyang/protractor-operation,angular/protractor,jcapozzi/protractor,fancyhejianyang/protractor-operation,onshape/protractor,Everworks/protractor,onshape/protractor,onshape/protractor,cnishina/protractor