fixed some syntax errors in the discussion templates

.github/DISCUSSION_TEMPLATE/announcements.yml

@@ -1,5 +1,4 @@
-name: Announcements
-description: Announcements about new releases, updates, etc.
+title: "[Ideas]"  
 
 body:
   - type: markdown

.github/DISCUSSION_TEMPLATE/ideas.yml

@@ -1,7 +1,11 @@
-name: Ideas
-description: Have an idea for a new feature or an improvement? Let us know here!
+title: "[Ideas]"  
 
 body:
+  - type: markdown
+    attributes:
+      value: |
+        Have an idea for a new feature or an improvement? Let us know here!
+
   - type: checkboxes
     id: checklist
     attributes:
@@ -53,8 +57,6 @@ body:
         - Critical
         - Important
         - Nice to have
-      validations:
-        required: true
 
   - type: textarea
     id: other