Revert "WallpaperManagerService - avoid leaking whether a package is installed"

This reverts commit 5451c68cf02d4f3fa9ff169fcc1916930d60eb2b.

Reason for revert: b/202757443

Change-Id: Iebf8e6f6dd9892764d2df2594a82caf426dab874
1 file changed