[RW-6535][risk=no] Update stale FAQ link for "trouble signing in?" (#4768)
[RW-6535][risk=no] Update stale FAQ link for "trouble signing in?" (#4768)


all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench