Francesco Sansalvadore 9b05afa2a3 Fix(docs): guides subheadings (#47765) ...

Fix docs subheading by removing the h2 html tag and adjusting styling.
Likely a result of a merge conflict resolution between #47441 and #47288

## What is the current behavior?

<img width="1168" height="641" alt="Screenshot 2026-07-09 at 10 19 00"
src="https://github.com/user-attachments/assets/c23b2e88-650c-4835-ae10-5a13c7b2e180"
/>


## What is the new behavior?

<img width="1167" height="605" alt="Screenshot 2026-07-09 at 10 32 56"
src="https://github.com/user-attachments/assets/852f208c-2b22-4bf6-ad8c-edcf5bee5991"
/>

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

* **Style**
* Refined how guide subtitles are displayed for a cleaner, more
consistent layout.
* Adjusted subtitle spacing and presentation while keeping subtitle
content rendering with formatted text support intact.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

2026-07-09 10:54:45 +02:00

..

Guide.tsx

docs: kaizen fixes to QuickStarts (#47481)

2026-07-07 08:38:06 +00:00

GuideArticle.tsx

docs: kaizen fixes to QuickStarts (#47481)

2026-07-07 08:38:06 +00:00

GuideFooter.tsx

color text refine (#47718)

2026-07-08 12:30:42 +10:00

GuideHeader.tsx

Fix(docs): guides subheadings (#47765)

2026-07-09 10:54:45 +02:00

GuideMdxContent.tsx

…

index.ts

…