[instrumentation] update changelog (Azure#26208)

### Packages impacted by this PR

- @azure/opentelemetry-instrumentation-azure-sdk

### Issues associated with this PR


### Describe the problem that is addressed by this PR

Releases latest OTEL updates for the AppInsights Team

### What are the possible designs available to address the problem? If
there are more than one possible design, why was the one in this PR
chosen?


### Are there test cases added in this PR? _(If not, why?)_


### Provide a list of related PRs _(if any)_


### Command used to generate this PR:**_(Applicable only to SDK release
request PRs)_

### Checklists
- [ ] Added impacted package name to the issue description
- [ ] Does this PR needs any fixes in the SDK Generator?** _(If so,
create an Issue in the
[Autorest/typescript](https://github.com/Azure/autorest.typescript)
repository and link it here)_
- [ ] Added a changelog (if necessary)

Author: mpodwysocki

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

@@ -1,15 +1,11 @@
 # Release History
 
-## 1.0.0-beta.4 (Unreleased)
-
-### Features Added
-
-### Breaking Changes
-
-### Bugs Fixed
+## 1.0.0-beta.4 (2023-06-14)
 
 ### Other Changes
 
+- Updated to latest OTEL libraries
+
 ## 1.0.0-beta.3 (2023-04-25)
 
 ### Other Changes