Persist the Persons field in ShortcutInfo

Test: atest com.android.server.pm.ShortcutManagerTest1
Test: atest com.android.server.pm.ShortcutManagerTest2
Test: atest com.android.server.pm.ShortcutManagerTest3
Test: atest com.android.server.pm.ShortcutManagerTest4
Test: atest com.android.server.pm.ShortcutManagerTest5
Test: atest com.android.server.pm.ShortcutManagerTest6
Test: atest com.android.server.pm.ShortcutManagerTest7
Test: atest com.android.server.pm.ShortcutManagerTest8
Test: atest com.android.server.pm.ShortcutManagerTest9
Test: atest com.android.server.pm.ShortcutManagerTest10
Test: atest CtsShortcutHostTestCases
Test: atest CtsShortcutManagerTestCases

Bug: 122664307
Change-Id: Icbf999b89efe668f161bbab8d484f7887056f9c8