[BUG] DataLoadTest fails for Pathfinder Core and Pathfinder for GMs

[alanshutko]

Describe the bug

The DataLoadTest fails on master for Pathfinder.

This began in commit f6c42c6 which added Ultimate Wilderness. PCC:@/pathfinder/paizo/roleplaying_game/ultimate_wilderness/_ultimate_wilderness.pcc contains a forward ref for Psychic Sensitivity from Occult Adventures, but neither UW nor Pathfinder RPG Core Supplements include that product.

To Reproduce
Steps to reproduce the behavior:

1. git clone [email protected]:PCGen/pcgen.git
2. ./gradlew clean build copyToOutput test compileSlowtest datatest pfinttest allReports buildDist

Expected behavior
Unit test passes
Screenshots
If applicable, add screenshots to help explain your problem.

pcgen.persistence.lst.DataLoadTest > [2] Pathfinder RPG Core Supplements FAILED
    org.opentest4j.AssertionFailedError: Errors encountered while loading Pathfinder RPG Core Supplements ==> expected: <> but was: <Unconstructed Reference: Ability Category FEAT Psychic Sensitivity>

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Character File
Include a character *.pcg file that can be used to reproduce the issue.

Additional context
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[grimreaper]

fwiw DataLoadTest had another bug which I fixed in #6593 so there may be new warnings shown.