Expand remaining part of row in MacosListTile

[jonsaw]

Fix RenderFlex overflowed in MacosListTile when text is long.

Fixes https://github.com/GroovinChip/macos_ui/issues/264.

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
• [ ] I have run "optimize/organize imports" on all changed files
• [ ] I have addressed all analyzer warnings as best I could