Update CHANGELOG.md

Author: bosborn

CHANGELOG.md

@@ -9,7 +9,7 @@ Adheres to [Semantic Versioning](http://semver.org/).
 * [PROJ](https://github.com/ngageoint/PROJ) (a [PROJ](https://github.com/OSGeo/PROJ) C and C++ build) has replaced the [proj4-ios](https://github.com/bosborn/proj.4/tree/4.9.3) (a [PROJ.4](https://proj.org/en/9.2/faq.html#what-happened-to-proj-4) C build) dependency
 * PROJ version 9.2.1.4
 * sqlite3 and c++ dependencies for PROJ
-* WARNING: Transformations (PROJProjectionTransform) should now be destroyed for memory when no longer maintained
+* **WARNING**: Transformations (PROJProjectionTransform) should now be destroyed for memory when no longer maintained
 * Projection factory creation type support by direct WKT definitions (vs parameter conversions) and projection names
 * Projection factory single projection creation support by specified preferred factory types