FAILED: file ADZDPREP.sql while applying Online Patch

Attempting an upgrade from 12.1.3 to 12..2 and I'm trying to apply patch 13543062:R12.AD.C.

I do see there is a DOC ID on this:

Online Patch Enabling Patch Is Failing on ADZDPREP.sql (Doc ID 1606431.1)

and it did point me to the fact I hadn't run these steps:

c) Perform the following steps (for customers on 12.1.0.2):

- run dbmsxdbschmig.sql, prvtxdbschmig.sql, utlrp.sql scripts:

I don't seem to have an adgrants.sql file which looks to be ok if running a 12.1.0.2 database?

At any rate after running those scripts I was able to run the suggested fix:

SQL> GRANT SELECT, UPDATE, DELETE, INSERT on sys.xdb$moveSchemaTab to apps;