improvement(ui): save underline and font-size from rich text editor and improve styles

[purnimagarg1]

Linear tickets:
https://linear.app/acryl-data/issue/CH-699/underline-and-font-size-do-not-get-saved-in-rich-text-editor
https://linear.app/acryl-data/issue/CH-700/reduce-the-size-of-icons-in-rich-text-editor-toolbar

Description:

Underline and font-size were both appearing visually in the rich text editor, but were not rendering after save. This PR handles that situation. It also, updates styles and sizes in the editor toolbar

Screenshots:

[alwaysmeticulous]

✅ Meticulous spotted visual differences in 8 of 1351 screens tested, but all differences have already been approved: view differences detected.

Meticulous evaluated ~9 hours of user flows against your PR.

_{Last updated for commit c4d350b. This comment will update as new commits are pushed.}

[codecov]

Bundle Report

Changes will increase total bundle size by 672 bytes (0.0%) ⬆️. This is within the configured threshold ✅

Detailed changes

Bundle name	Size	Change
datahub-react-web-esm	28.51MB	672 bytes (0.0%) ⬆️

Affected Assets, Files, and Routes:

view changes for bundle: datahub-react-web-esm

Assets Changed:

Asset Name	Size Change	Total Size	Change (%)
assets/index-*.js	672 bytes	18.86MB	0.0%

Files in assets/index-*.js:

• ./src/alchemy-components/components/Editor/toolbar/FontSizeSelect.tsx → Total Size: 889 bytes

• ./src/alchemy-components/components/Editor/extensions/htmlToMarkdown.tsx → Total Size: 3.55kB

• ./src/alchemy-components/components/Editor/toolbar/Toolbar.tsx → Total Size: 3.68kB

• ./src/alchemy-components/components/Editor/utils.ts → Total Size: 58 bytes

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ All tests successful. No failed tests found.

📢 Thoughts on this report? Let us know!

[chriscollins3456]

nice this is looking pretty reasonable