fix(UI): character preview side effects bug fix

[4nonch]

Checklist

Required

• I wrote the PR title in conventional commit format.
• I ran the code formatter.
• I linked any relevant issues using github keyword syntax so it can be closed automatically.
• I have committed my changes to new branch that isn't main so it won't cause conflict when updating main branch later.

Optional

Purpose of change

• fixes Possible to start with bionic power without bionics #5080

Describe the solution

• More clearing after exiting traits tab.

Describe alternatives you've considered

None.

Testing

Works locally.

Additional context

None.