Update Suicide.yml

Better match alex's output

alex/Suicide.yml

@@ -1,6 +1,6 @@
 ---
 extends: substitution
-message: When referring to a person, consider using '%s' instead of '%s'.
+message: Consider using '%s' instead of '%s' (which may be insensitive).
 ignorecase: true
 level: warning
 action: