tidy up

single warning line, not taking responsibility for people who don't read now that the js by default no longer disables these

user.js

@@ -16,9 +16,7 @@
      * https://github.com/ghacksuserjs/ghacks-user.js/blob/master/README.md
   2. READ this
      * https://github.com/ghacksuserjs/ghacks-user.js/wiki/1.3-Implementation
-     * IF YOU USE SECTION 0400, YOU MUST HAVE uBLOCK ORIGIN INSTALLED
-     * IF YOU USE SECTION 0400, YOU MUST HAVE uBLOCK ORIGIN INSTALLED
-     * IF YOU USE SECTION 0400, YOU MUST HAVE uBLOCK ORIGIN INSTALLED
+     * IF YOU MODIFY SECTION 0400 AND DISABLE TP+SB, YOU MUST HAVE uBLOCK ORIGIN INSTALLED
 
   3. If you skipped steps 1 and 2 above (shame on you), then here is the absolute minimum
      * Auto-updates for Firefox and extensions/addon-ons are disabled (section 0300)