Shortcut integration with AppSearch (Part 2)

In order to move shortcuts from memory into AppSearch, we need to move
the bookkeeping states associated with ShortcutInfo into AppSearch as
well. This CL updates the schema to reflect the necessary chagnes.

Bug: 151359749
Test: atest ShortcutManagerTest1 ShortcutManagerTest2 ShortcutManagerTest3 ShortcutManagerTest4 ShortcutManagerTest5 ShortcutManagerTest6 ShortcutManagerTest7 ShortcutManagerTest8 ShortcutManagerTest9 ShortcutManagerTest10 ShortcutManagerTest11
Change-Id: Iaafaf6b81504b3f80c05b7f4a996b1b5b6beaeb7