Revert "Fix onPackageChanged handling of disabled packages"

This reverts commit 33139c16611fed10883afe8cae5f03c8a69570b4.

Reason for revert: A CTS test is now flaky, see b/197093424

Change-Id: Ife432938448cc24bb2a61fa30873270bcf2ee1a7
3 files changed