feat: Add option to toggle coverage details in VS Code extension

docs/getting-started/integrating-codacy-with-visual-studio-code.md

@@ -30,7 +30,9 @@ The **Pull request status** tab displays the following information for the pull
 
 -   The **diff coverage and coverage variation** introduced by the pull request. These are the same values you find in the [Pull request coverage overview](../repositories-coverage/pull-requests.md#coverage-overview) panel in the Codacy app.
 
-    The percentage next to each file name is the coverage variation for that file.
+    When this item is expanded, the percentage next to each file name is the coverage variation for that file. You can toggle on/off the inline coverage to see/hide the line-by-line diff coverage and a comparison of the old and new file content for each modified file - uncovered lines (red), covered lines with its test coverage count (green), and non-coverable lines (no background). These are the same details you find in the [coverage Diff tab of the pull request](../repositories-coverage/pull-requests.md#diff-tab) in the Codacy app.
+
+    ![Toggle inline coverage](./images/codacy-vscode-extension-inline-coverage.png)
 
 -   Sequences of **duplicate code** (clones) introduced by the pull request. These are the same ones you find in the [Quality Duplication tabs](../repositories/pull-requests.md#duplication-tabs) in the Codacy app.