[azopenai] prepare for release of bugfix (Azure#23324)

We got a community contribution to plumb the insecure flag through the library and it didn't get released last time.

Fixes Azure#23313

Author: richardpark-msft

sdk/ai/azopenai/CHANGELOG.md

@@ -1,17 +1,11 @@
 # Release History
 
-## 0.6.1 (Unreleased)
-
-### Features Added
-
-### Breaking Changes
+## 0.6.1 (2024-08-14)
 
 ### Bugs Fixed
 
 - Client now respects the `InsecureAllowCredentialWithHTTP` flag for allowing non-HTTPS connections. Thank you @ukrocks007!  (PR#23188)
 
-### Other Changes
-
 ## 0.6.0 (2024-06-11)
 
 ### Features Added