Add a few files to .gitignore
Add a few files to .gitignore

- .traceconfig (WaveView trace settings)
- Randomly generated test files in cosimulation directory

[ci skip]

jbush001/NyuziProcessor,jbush001/NyuziProcessor,jbush001/NyuziProcessor,jbush001/NyuziProcessor,jbush001/NyuziProcessor,jbush001/NyuziProcessor