Don't check 4.4 anymore due to EOL

Author: richard67

build/update_deleted_files.php

@@ -27,7 +27,7 @@
 const PHP_TAB = "\t";
 
 // Change the following value to false when the previous major release has reached end of development.
-const PREVIOUS_CHECK = true;
+const PREVIOUS_CHECK = false;
 
 const PREVIOUS_VERSION = '4.4';