Prepare for 1.15.0 release (#1853)

Author: lunaris

CHANGELOG.md

@@ -1,6 +1,10 @@
 CHANGELOG
 =========
 
+## 1.15.0
+
+* Fix publishing workflows
+
 ## 1.14.0
 
 * Update dependencies
@@ -641,4 +645,4 @@ CHANGELOG
 
 - [provider] Fix
   [#540](https://github.com/pulumi/pulumi-java/issues/540): language
-  host will no longer fail when doing plugin discovery
+  host will no longer fail when doing plugin discovery