Updating changelog for internal to include release date and remove em…

…pty sections. (#19693)

sdk/internal/CHANGELOG.md

@@ -1,15 +1,11 @@
 # 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))