Distro release 1.4.2 (#35619)

Author: jeremydvoss

sdk/monitor/azure-monitor-opentelemetry/CHANGELOG.md

@@ -1,18 +1,12 @@
 # Release History
 
-## 1.4.2 (Unreleased)
+## 1.4.2 (2024-05-20)
 
 ### Features Added
 
 - Add diagnostics for sdk detection and backoff
     ([#35610](https://github.com/Azure/azure-sdk-for-python/pull/35610))
 
-### Breaking Changes
-
-### Bugs Fixed
-
-### Other Changes
-
 ## 1.4.1 (2024-04-25)
 
 ### Features Added