Updating changelog for internal to include release date and remove empty sections.
# Release History
-## 1.1.2 (Unreleased)
+## 1.1.2 (2022-12-12)
### Features Added
- Export user agent formatting code that used to be in azcore's policy_telemetry.go so it can be shared with non-HTTP clients (ie: azservicebus/azeventhubs). ([#19681](https://github.com/Azure/azure-sdk-for-go/pull/19681))
-### Breaking Changes
-
-### Bugs Fixed
-
### Other Changes
* Prevented data races in `recording` ([#18763](https://github.com/Azure/azure-sdk-for-go/issues/18763))
