fix(deps): update dependency nodebb-plugin-markdown to v12.2.1 (#11939)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

install/package.json

@@ -97,7 +97,7 @@
         "nodebb-plugin-dbsearch": "6.2.0",
         "nodebb-plugin-emoji": "5.1.5",
         "nodebb-plugin-emoji-android": "4.0.0",
-        "nodebb-plugin-markdown": "12.1.7",
+        "nodebb-plugin-markdown": "12.2.1",
         "nodebb-plugin-mentions": "4.3.4",
         "nodebb-plugin-ntfy": "1.4.0",
         "nodebb-plugin-spam-be-gone": "2.1.1",