clang-format: Increase column limit from 80 to 120

[WizardCM]

Description

Equivalent of obsproject/obs-studio#9407

Motivation and Context

Consistency with base repo.

How Has This Been Tested?

Run clang-format in VS Code across all files. Verified it still builds.

Types of changes

• Code cleanup (non-breaking change which makes code smaller or more readable)

Checklist:

• My code has been run through clang-format.
• I have read the contributing document.
• My code is not on the master branch.
• The code has been tested.
• All commit messages are properly formatted and commits squashed where appropriate.
• I have included updates to all appropriate documentation.

[RytoEX]

This is fine as a simple change for the column length. Separately, I would like us to port the obs-studio CI formatter changes here, but that's a bit more involved.