Update documentation and reorder plugins by categorie

.github/readme/partials/documentation/plugins.md

@@ -2,6 +2,9 @@
 
 Plugins are features which provide additional content and lets you customize your rendered metrics.
 See their respective documentation for more informations about how to setup them:
-<% for (const [plugin, {name}] of Object.entries(plugins).filter(([key, value]) => value)) { %>
-* [<%= name %>](/source/plugins/<%= plugin %>/README.md)<%# -%>
-<% } %>
+<% { let previous = null; for (const [plugin, {name, categorie}] of Object.entries(plugins).filter(([key, value]) => value)) { %>
+<% if (previous !== categorie) { previous = categorie -%>
+* **<%= `${categorie.charAt(0).toLocaleUpperCase()}${categorie.substring(1)}` %>**
+<% } -%>
+  * [<%= name %>](/source/plugins/<%= plugin %>/README.md)<%# -%>
+<% }} %>