UX: add a paragraph description on the tags tab of the category settings

UX: add a paragraph description on the tags tab of the category settings

diff --git a/app/assets/javascripts/discourse/templates/components/edit-category-tags.hbs b/app/assets/javascripts/discourse/templates/components/edit-category-tags.hbs
index 1cdfc3a..dcdc769 100644
--- a/app/assets/javascripts/discourse/templates/components/edit-category-tags.hbs
+++ b/app/assets/javascripts/discourse/templates/components/edit-category-tags.hbs
@@ -12,3 +12,7 @@
   <label for="category-allowed-tag-groups">{{i18n 'category.tags_allowed_tag_groups'}}</label>
   {{tag-group-chooser id="category-allowed-tag-groups" tagGroups=category.allowed_tag_groups}}
 </section>
+
+<section class='field'>
+  {{i18n 'category.tags_tab_description'}}
+</section>
diff --git a/config/locales/client.en.yml b/config/locales/client.en.yml
index bb1eb39..acb5ea7 100644
--- a/config/locales/client.en.yml
+++ b/config/locales/client.en.yml
@@ -2373,6 +2373,7 @@ en:
       tags_allowed_tags: "Only allow these tags to be used in this category:"
       tags_allowed_tag_groups: "Only allow tags from these groups to be used in this category:"
       tags_placeholder: "(Optional) list of allowed tags"
+      tags_tab_description: "Tags and tag groups specified here will only be available in this category and other categories that also specify them. They won't be available for use in other categories."
       tag_groups_placeholder: "(Optional) list of allowed tag groups"
       topic_featured_link_allowed: "Allow featured links in this category"
       delete: "Delete Category"

GitHub sha: cbc82362

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