Added changelog entry for the coverage feature

CHANGELOG.md

@@ -6,6 +6,10 @@ Features:
 
 - Add support for Presets v9, which enables more macro expansion for the `include` field. [#3946](https://github.com/microsoft/vscode-cmake-tools/issues/3946)
 - Add support to configure default folder in workspace setting. [#1078](https://github.com/microsoft/vscode-cmake-tools/issues/1078)
+- Add support for processing LCOV based coverage info files when tests are
+  executed. This adds test execution type, "Run with coverage", on the `ctest`
+  section of the Testing tab.
+  [#4040](https://github.com/microsoft/vscode-cmake-tools/issues/4040)
 
 Improvements: