0.73.1 release

Change-Id: I386dd636285e8d9f4f2366ece070461985cca939
diff --git a/Changes b/Changes
index 7629563..73beb37 100644
--- a/Changes
+++ b/Changes
@@ -1,4 +1,4 @@
-# version 0.73.1-SNAPSHOT
+# version 0.73.1
 
 - Fixed jakarta validation error.
 - Added openapi doc (#744)