Mention that pull requests cannot use issue forms

content/communities/using-templates-to-encourage-useful-issues-and-pull-requests/syntax-for-issue-forms.md

@@ -16,6 +16,10 @@ You can create custom issue forms by adding a YAML form definition file to the `
 
 When a contributor fills out an issue form, their responses for each input are converted to markdown and added to the body of an issue. Contributors can edit their issues that were created with issue forms and other people can interact with the issues like an issue created through other methods.
 
+{% note %}
+**Note:** Issue forms are not supported for pull requests. Only traditional [pull request templates](/communities/using-templates-to-encourage-useful-issues-and-pull-requests/creating-a-pull-request-template-for-your-repository) can be used for pull requests.
+{% endnote %}
+
 This example YAML configuration file defines an issue form using several inputs to report a bug.
 
 {% data reusables.community.issue-forms-sample %}
@@ -143,9 +147,9 @@ body:
         - **Node**: 13.14.0
         - **npm**: 7.6.3
     value: |
-        - OS: 
-        - Node: 
-        - npm: 
+        - OS:
+        - Node:
+        - npm:
     render: markdown
   validations:
     required: false
@@ -154,7 +158,7 @@ body:
     label: Anything else?
     description: |
       Links? References? Anything that will give us more context about the issue you are encountering!
-      
+
       Tip: You can attach images or log files by clicking this area to highlight it and then dragging files in.
   validations:
     required: false