remove checkboxes

.github/ISSUE_TEMPLATE/general_issue.yml

@@ -4,14 +4,15 @@ body:
   - type: markdown
     attributes:
       value: Please include as much information as possible.
-  - type: checkboxes
+  - type: dropdown
     id: renderer
     attributes:
       label: Renderer
       description: Which renderer does this issue occur on?  If you are unsure, you can check the renderer in the Properties Editor (click the "i" in the Snippet Menu bar above the editor).
       options:
-        - label: Legacy
-        - label: v3
+        - v3
+        - Legacy
+        - Both
     validations:
       required: true
   - type: dropdown