Make Recents onboarding less aggressive.

Tip appears the 1st time - when user swipe up from home for 3 times & never gone into overview from app.
Tip appears the 2nd time - if user "X" or ignores the 1st tip, we show it again after user opens 5 apps.
Tip appears the 3rd time - if user "X" or ignores the 2nd tip, we show it again after user opens 40 apps. (before it was 10 apps)
Tip never appears again - if user "X" or ignore the 3rd tip.

Change-Id: I8077be8ef9ae3a45d8a6ae131cec8dc10a614bc1
Fixes: 111413686
Test: manual test