BinaryPushStateChanged enum updates

1. Updating enums as below
INSTALLER_ROLLBACK_CANCEL_STAGED_DELETE_SESSION_INITIATED -> INSTALLER_ROLLBACK_STAGED_CANCEL_REQUESTED
INSTALLER_ROLLBACK_CANCEL_STAGED_DELETE_SESSION_SUCCESS -> INSTALLER_ROLLBACK_STAGED_CANCEL_SUCCESS
INSTALLER_ROLLBACK_CANCEL_STAGED_DELETE_SESSION_FAILURE -> INSTALLER_ROLLBACK_STAGED_CANCEL_FAILURE

2. Removes INSTALLER_ROLLBACK_CANCEL_STAGED_REMOVE_FROM_QUEUE as it
means the same as INSTALLER_ROLLBACK_STAGED_CANCEL_SUCCESS

Bug: 130182007
Test: make
Change-Id: I25f610720a46858282adb724b14265a8c7af09f3