server: use uncaughtErrorLevel

[freewil]

Description of the change

Server: Fix unhandled errors so that they are logged at uncaughtErrorLevel.

Type of change

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

Related issues

Checklists

Development

• Lint rules pass locally
• The code changed/added as part of this pull request has been covered with tests
• All tests related to the changed code pass in development

Code review

• This pull request has a descriptive title and information useful to a reviewer. There may be a screenshot or screencast attached
• "Ready for review" label attached to the PR and reviewers mentioned in a comment
• Changes have been reviewed by at least one other engineer
• Issue from task tracker has a link to this pull request

[jmarronm]

@waltjones is this PR still valid?
Can we consider Merging or Closing it, please?

[jmarronm]

Old PR from 2020
@waltjones can you take a look and consider closing/merging?
Otherwise, I will close it in my next check