Merge pull request #73117 from jneczypor/OSDOCS-9958

OSDOCS-9958: Add February released ROSA with HCP AWS regions to "What's New" page

Author: EricPonvelle

rosa_release_notes/rosa-release-notes.adoc

@@ -18,6 +18,10 @@ toc::[]
 
 * **{hcp-title} regional availability update.** {hcp-title-first} is now available in the following regions:
 +
+** Hyderabad (`ap-south-2`)
+** Milan (`eu-south-1`)
+** London (`eu-west-2`)
+** Mumbai (`ap-south-1`)
 ** Cape Town (`af-south-1`)
 ** Seoul (`ap-northeast-2`)
 ** Stockholm (`eu-north-1`)