fixed an unhandled expectation in clear_recent_msgs

[TroyWarez]

OB Description

Please include a summary of the change and which issue is fixed. Please provide enough information so that others can review your pull request. Explain the details for making this change. What existing problem does the pull request solve?
Demonstrate the code is solid. Include the exact commands you ran and their CLI output, screenshots or videos. List any dependencies that are required for this change.

#151

This pull request is in response to the assigned issue pictured above. Please test to make sure this is fixing the issue on your end as it's had limited testing so far.

**IMPORTANT: Search previous suggestions before making a new one, as yours may be a duplicate. Do not create a Pull Request without creating an issue first.

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce.

Testing Environments

OpenBroadcaster Component and Version

• OBServer
• OBPlayer
• Module
• Other

Browser Version?

• Chrome
• Edge\IE
• Firefox
• Safari
• Other

OS Version?

• BSD
• Debian
• Raspberry OS
• Ubuntu (Flavour)
• Other

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code and corrected any misspellings
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes

Thanks for contributing!