We found the below statement in your release documentation
Cannot Upgrade on Oracle Until Security License and MD5 Package Are Enabled Contact your database administrator or Oracle to obtain the advanced security license (OAS) required only if using DBMS_CRYPTO. Enable and grant explicit permissions to dbms_obfuscation_toolkit.md5 (also provided with your Oracle installation). Start the upgrade.
1) How do we determine if we are using DBMS_CRYPTO?
2) How do we grant the permissions to dbms_obfuscation_toolkit.md5?
Release : All Supported Clarity releases
Component : CA PPM INTEGRATIONS & INSTALLATIONS