Clear callingId before binder calls in CompatChanges

Since this was already a recurring pattern when using PlatformCompat
directly, clear calling id before binder calls in CompatChanges.

Bug: 149091690
Test: atest CtsAppCompatHostTestCases
Change-Id: I4eec315eba14b840f9ef222b81b624d8e4f201eb
1 file changed