Header update

Co-authored-by: Frank Elsinga <[email protected]>

Author: ramyaragupathy

src/content/news/2025-10-04-maplibre-newsletter-september-2025/index.mdx

@@ -58,7 +58,7 @@ Other improvements this month include:
 - Fixes for raster tile fading, with more enhancements coming soon thanks to Ryan ([@wayofthefuture](https://github.com/wayofthefuture)).
 - Numerous fixes to [`global-state`](https://maplibre.org/maplibre-style-spec/expressions/#global-state), primarily led by [@melitele](https://github.com/melitele), significantly ironing out most of the related issues.
 
-## 📝 MapLibre Style Specification
+## 📝 MapLibre Tile Specification
 
 The [maplibre/maplibre-tile-spec](https://github.com/maplibre/maplibre-tile-spec) project is nearing its first release, focused on functional compatibility with [MVT](https://wiki.openstreetmap.org/wiki/Vector_tiles).