fix: use prepared title wrapped with a DefaultTextStyle instead of the raw title

[jtdLab]

Fixes a typo where the TitleBars buildmethod does not use the prepared title wrapped with a DefaultTextStyle which leads to unintended visual appearance.

Pre-launch Checklist

• [x] I have run dartfmt on all changed files
• [x] I have incremented the package version as appropriate and updated CHANGELOG.md with my changes
• [ ] I have added/updated relevant documentation
• [x] I have run "optimize/organize imports" on all changed files
• [x] I have addressed all analyzer warnings as best I could

[GroovinChip]

Thanks for the PR, @jtdLab! Would you mind doing the following please:

1) Pull in the latest from dev to resolve the merge conflicts 2) Provide a before/after screenshot demonstrating your change? I'm sure it's correct, I'd just like to see it in action.

Cheers!

[jtdLab]

@GroovinChip

Before:

After: