update changelog for 1.28.1 bugfix release

Author: SylvainJuge

CHANGELOG.asciidoc

@@ -20,20 +20,29 @@ endif::[]
 
 === Unreleased
 
-[[release-notes-1.28.1]]
-==== 1.28.1 - YYYY/MM/DD
+[[release-notes-1.28.2]]
+==== 1.28.2 - YYYY/MM/DD
 
 [float]
 ===== Features
-* Added support to selectively enable instrumentations - {pull}2292[#2292]
 
 [float]
 ===== Bug fixes
-* Preferring controller names for Spring MVC transactions, `use_path_as_transaction_name` only as a fallback - {pull}2320[#2320]
 
 [[release-notes-1.x]]
 === Java Agent version 1.x
 
+[[release-notes-1.28.1]]
+==== 1.28.1 - 2021/12/10
+
+[float]
+===== Features
+* Added support to selectively enable instrumentations - {pull}2292[#2292]
+
+[float]
+===== Bug fixes
+* Preferring controller names for Spring MVC transactions, `use_path_as_transaction_name` only as a fallback - {pull}2320[#2320]
+
 [[release-notes-1.28.0]]
 ==== 1.28.0 - 2021/12/07