remove unnecessary settings

javascripts/discourse/initializers/category-icons.js

@@ -220,7 +220,7 @@ export default {
         });
       }
 
-      if (settings.render_category_icon_in_post && api.registerHashtagType) {
+      if (api.registerHashtagType) {
         const site = api.container.lookup("service:site");
         const dict = {};
         for (const str of categoryThemeList) {

settings.yml

@@ -3,9 +3,6 @@ category_icon_list:
   type: "list"
   list_type: "simple"
   description: 'Enter comma-delimited configuration for categories, in the format "slug,icon,color,match". Color can be in hex format (#123456) or left blank, then the default color for the category is used (same as the Badge color). If  match is "partial" then the slug need only partially match the category-slug, otherwise an exact match is required'
-render_category_icon_in_post:
-  default: true
-  description: "Show category icons in the post body"
 svg_icons:
   default: "question-circle"
   type: "list"