Ports: Remove the now superfluous PHP network patch

Ports/php/patches/php_network.h.patch

@@ -1,10 +0,0 @@
---- php-8.0.6/main/php_network.h	2021-05-04 19:26:18.000000000 +0200
-+++ php-8.0.6-patched/main/php_network.h	2021-06-04 01:54:05.976580933 +0200
-@@ -63,6 +63,7 @@
- PHPAPI zend_string *php_socket_error_str(long err);
- END_EXTERN_C()
- 
-+#include <arpa/inet.h>
- #ifdef HAVE_NETINET_IN_H
- # include <netinet/in.h>
- #endif