DP-20096 timing functioin cleanup (#1202)

* remove unused function

* merge commonOpenMenuTasks() to openMenu()

* ios menuoverlay offset adjustment

* add notes

* Removes a few setTimeout functions, changes window scroll to be the same for all browsers.

* clean up test code and unused functions

* format cleanup

* remove unused function

* add change log for DP-20080 and DP-20096

* DP-20096: Adds support for scrolling into view menu items in hambuger menu.

* DP-20096: Fixes bug causing submenu to close when submenu item clicked.

* add a no-alert rule for lockPage().

* remove test output code

* move 'positioin: fixed;' to no alert rule

* Fixes bug causing page to scroll when clicking submenu items on desktop.

Co-authored-by: Yukiko Gannett <[email protected]>
Co-authored-by: smurrayatwork <[email protected]>