tools,doc: fix global table of content active element

Assign active class to the correct HTML element when one nav-id is a
subset of another one (E.G.: `nav-module` and `nav-modules`).

Fixes: #34975

PR-URL: #34976
Reviewed-By: Derek Lewis <DerekNonGeneric@inf.is>
Reviewed-By: Zeyu Yang <himself65@outlook.com>

tools/doc/html.js

@@ -74,7 +74,7 @@ function toHTML({ input, content, filename, nodeVersion, versions }) {
                      .replace(/__VERSION__/g, nodeVersion)
                      .replace('__TOC__', content.toc)
                      .replace('__GTOC__', gtocHTML.replace(
-                       `class="nav-${id}`, `class="nav-${id} active`))
+                       `class="nav-${id}"`, `class="nav-${id} active"`))
                      .replace('__EDIT_ON_GITHUB__', editOnGitHub(filename))
                      .replace('__CONTENT__', content.toString());