Update Git rules

README.GIT-RULES

@@ -51,9 +51,7 @@ Currently we have the following branches in use::
   PHP-5.4   Is used to release the PHP 5.4.x series. This is a current
             stable version and is open for bugfixes only.
 
-  PHP-5.3   Is used to release the PHP 5.3.x series. This is currently 
-            in extended support and open forsecurity fixes only. Triaged
-            via security@php.net
+  PHP-5.3   This branch is closed.
 
   PHP-5.2   This branch is closed.
 
@@ -63,7 +61,7 @@ Currently we have the following branches in use::
 
 The next few rules are more of a technical nature::
 
-   1. All changes should first go to the lowest branch (i.e. 5.3) and then 
+   1. All changes should first go to the lowest branch (i.e. 5.4) and then
       get merged up to all other branches. If a change is not needed for
       later branches (i.e. fixes for features which where dropped from later
       branches) an empty merge should be done.