Update plone.api contributing link, fix myst html_meta syntax

Author: stevepiercy

docs/classic-ui/module-federation.md

@@ -1,9 +1,10 @@
 ---
-html_meta:
-  "description": "How to use Module Federation in Mockup and add-on bundles."
-  "property=og:description": "How to use Module Federation in Mockup and add-on bundles."
-  "property=og:title": "Module Federation in Mockup"
-  "keywords": "Plone, Classic UI, classic-ui, Mockup, Module Federation, webpack, JavaScript"
+myst:
+  html_meta:
+    "description": "How to use Module Federation in Mockup and add-on bundles."
+    "property=og:description": "How to use Module Federation in Mockup and add-on bundles."
+    "property=og:title": "Module Federation in Mockup"
+    "keywords": "Plone, Classic UI, classic-ui, Mockup, Module Federation, webpack, JavaScript"
 ---
 
 (classic-ui-module-federation-in-mockup-label)=

docs/contributing/index.md

@@ -154,7 +154,7 @@ Documentation
 
 Plone API
 :   API methods for Plone functionality.
-    See {doc}`../plone.api/contribute/index`.
+    See {doc}`../plone.api/contribute`.
 
 Plone REST API
 :   A RESTful API for Plone.