Revert "Add CUJ Jank interactions for App Pair saving and launching"

Revert submission 26567492-appPairsCUJ

Reason for revert: http://b/330185095

Reverted changes: /q/submissionid:26567492-appPairsCUJ

Change-Id: I73d29fe3618a55622e0daa22c9960e3c5783c275
6 files changed