Do not exlicitly declare dependency on changeid processor.

Annotation processor is exported via app-compat-annotations library.

Bug: 152220864
Test: m && diff merged_compat_config.xml
Change-Id: Iec193e866801c0cffe179763d8ae7747279474b3
Merged-In: Iec193e866801c0cffe179763d8ae7747279474b3
Exempt-From-Owner-Approval: clean up
(cherry picked from commit cdaa74d6)