Use markdown in the intro instead.

.github/ISSUE_TEMPLATE/bug-report.yml

@@ -1,15 +1,14 @@
 name: Bug report
 description: Create a report to help us improve
 body:
-- type: checkboxes
-  attributes:
-    label: Prerequisites
-    options:
-    - label: I have written a descriptive issue title
-      required: true
-    - label: I have searched [open](https://github.com/ImageMagick/ImageMagick/issues) and [closed](https://github.com/ImageMagick/ImageMagick/issues?q=is%3Aissue+is%3Aclosed) issues to ensure it has not already been reported
-      required: true
-    - label: I have verified that I am using the latest version of ImageMagick
+- type: markdown
+    attributes:
+      value: |
+        ### Prerequisites
+
+        - I have written a descriptive issue title
+        - I have searched [open](https://github.com/ImageMagick/ImageMagick/issues) and [closed](https://github.com/ImageMagick/ImageMagick/issues?q=is%3Aissue+is%3Aclosed) issues to ensure it has not already been reported
+        - I have verified that I am using the latest version of ImageMagick
 - type: input
   attributes:
     label: ImageMagick version