typo

src/vs/editor/common/config/editorOptions.ts

@@ -553,7 +553,7 @@ export interface IEditorOptions {
 	 */
 	renderIndentGuides?: boolean;
 	/**
-	 * Enable highlighting of the active of indent guide.
+	 * Enable highlighting of the active indent guide.
 	 * Defaults to true.
 	 */
 	highlightActiveIndentGuide?: boolean;

src/vs/monaco.d.ts

@@ -2885,7 +2885,7 @@ declare namespace monaco.editor {
 		 */
 		renderIndentGuides?: boolean;
 		/**
-		 * Enable highlighting of the active of indent guide.
+		 * Enable highlighting of the active indent guide.
 		 * Defaults to true.
 		 */
 		highlightActiveIndentGuide?: boolean;