remove duplicates in changelog

Author: vincentsarago

CHANGES.md

@@ -10,9 +10,6 @@
 ### titiler.application
 
 * update `/healthz` endpoint to return dependencies versions (titiler, rasterio, gdal, ...) (author @scottyhq, https://github.com/developmentseed/titiler/pull/1056)
-
-### titiler.application
-
 * migrate `templates/index.html` to bootstrap5, remove unused css, reuse bs classes (author @PratapVardhan, https://github.com/developmentseed/titiler/pull/1048)
 
 ## 0.19.2 (2024-11-28)