Refine 2.0.0 changelog entry

lukpueh · joshuagl · web-flow · commit 77b972c6a8d6 · 2022-08-16T09:35:06.000+02:00
Co-authored-by: Joshua Lock &lt;jlock@vmware.com&gt;
diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
@@ -2,9 +2,15 @@
 
 ## v2.0.0
 
-This release, most notably, adds support for TAP 15 - succinct hash bin delegation,
+This release, most notably, adds support for [TAP 15] - succinct hash bin delegation,
 which results in a few backwards-incompatible changes in the Metadata API.
 
+**NOTE**: While TAP 15 has been accepted it is not yet part of the TUF specification.
+Therefore, adopters should be prepared for potential changes to the implementation
+in future and for a lack of support for TAP 15 in other TUF implementations.
+
+[TAP 15]: https://github.com/theupdateframework/taps/blob/master/tap15.md
+
 ### Added
 * Metadata API: TAP 15 - succinct hash bin delegation (#2010, #2031, #2038, #2039)
 * build: CodeQL analysis action (#1932)
