Update zend-php

library/zend-php

@@ -3,5 +3,3 @@
 5.5: git://github.com/dror-g/docker-zend_server@d3f9c8c4bd8860407ea0d5c3303e9cf7c18c6f73 5.5
 
 5.4: git://github.com/dror-g/docker-zend_server@d3f9c8c4bd8860407ea0d5c3303e9cf7c18c6f73 5.4
-
-5.3: git://github.com/dror-g/docker-zend_server@d3f9c8c4bd8860407ea0d5c3303e9cf7c18c6f73 5.3