Remove last miqBrowserSizeTimeout mention
Remove last miqBrowserSizeTimeout mention

Fixes "Uncaught ReferenceError: miqBrowserSizeTimeout is not defined" on the login screen

The function was removed in #8072, this bit was forgotten..
(transferred from ManageIQ/manageiq@02cbe8abcc5e74745432dfd9eb6d68db8dd302ac)

ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic