PR template: do not use task list

Author: 0xc0170

.github/pull_request_template.md

@@ -11,11 +11,17 @@
 
 <!-- 
     Required
-    Please tick only one of the following types 
+    Please tick only one of the following types. Do not tick more or change the layout.
+
+    [X] Fix
+    [ ] Refactor
+    [ ] New target
+    [ ] Feature
+    [ ] Breaking change
 -->
 
-* [ ] Fix
-* [ ] Refactor
-* [ ] New target
-* [ ] Feature
-* [ ] Breaking change
+[ ] Fix  
+[ ] Refactor  
+[ ] New target  
+[ ] Feature  
+[ ] Breaking change