Reproduction steps:
1. Open the attached “IN-108808.zip” project
2. Open the “SampleScene”
3. Open the Console Window
4. Click on the three dots to edit the Console Window settings
5. Go to “Log Entry” and select “1 Line”
6. Enter Play mode
7. Observe the logs in the Console

Expected result: The first 6 lines are empty with no artifacts
Actual result: The first 6 lines have artifacts in them

Reproducible with: 2023.1.0a20 (be935afddb32), 6000.0.54f1, 6000.1.12f1, 6000.2.0b10, 6000.3.0a3
Not reproducible with: 2023.1.0a19

Reproducible on: Windows 11
Not reproducible on: No other environment tested

Notes:
- Issue does not occur with any other strings, including single whitespace or tab character or passing in 'null'
- Does not reproduce with other “Log Entry” options