Fix EventConditionProvider for secondary users (and HSUM)

The trackers were always being attached to the calendars of the primary user.

Fixes: 366141808
Test: atest EventConditionProviderTest + manually on HSUM device
Flag: android.app.modes_hsum
Change-Id: I31fd191f6cdbd2aca7ea4de6beb5510254fc5c14
10 files changed