Your contacts are not cleared when matrixing

### Client Version:

_No response_

### Issue Summary:

<img width="384" height="313" alt="Image" src="https://github.com/user-attachments/assets/e37290bc-5d48-463a-9917-800dcb30c21a" />

### Round ID:

_No response_

### Test Merge Information:

_No response_

### Reproduction Steps:

1. Spawn as the same character and flood your fellow anarchs with duplicates of your self in the contacts