Fix rollback reason in rollback all case

Prior to the changes ag/21612554, the only case where rollback all
was being executed only when there was NATIVE_CRASH, so hardcoding it
was working. Since now it's not the case, we need to pass the correct
failure reason for execution of rollback all.

Bug: b/273585148
Test: atest CtsRootRollbackManagerHostTestCases:com.android.cts_root.rollback.host.RollbackManagerHostTest#testBadApkOnly -- --abi x86_64
Change-Id: I7f77a77ec7935a6327bb758c3398f35389facaf2