Update CHANGELOG for v3.11.0

Author: andyleejordan

CHANGELOG.md

@@ -1,5 +1,13 @@
 # PowerShell Editor Services Release History
 
+## v3.11.0
+### Wednesday, September 13, 2023
+
+- 🐛 💭 [vscode-powershell #4735](https://github.com/PowerShell/PowerShellEditorServices/pull/2066) - Add `None` to `PsesLogLevel` enum.
+- ⚡️ 💭 [PowerShellEditorServices #2065](https://github.com/PowerShell/PowerShellEditorServices/pull/2065) - Remove unused telemetry.
+- 🐛 🔍 [vscode-powershell #3904](https://github.com/PowerShell/PowerShellEditorServices/pull/2064) - Fix debugging script blocks that aren't in files.
+- 🐛 🚂 [vscode-powershell #3971](https://github.com/PowerShell/PowerShellEditorServices/pull/2062) - Import `PSDesiredStateConfiguration` by name.
+
 ## v3.10.0
 ### Friday, August 25, 2023