tree-wide: drop socket.h when socket-util.h is included

src/libsystemd/sd-bus/bus-internal.h

@@ -2,7 +2,6 @@
 #pragma once
 
 #include <pthread.h>
-#include <sys/socket.h>
 
 #include "sd-bus.h"
 

src/libsystemd/sd-daemon/sd-daemon.c

@@ -8,7 +8,6 @@
 #include <stddef.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <sys/socket.h>
 #include <sys/stat.h>
 #include <sys/un.h>
 #include <unistd.h>

src/libsystemd/sd-device/device-monitor.c

@@ -3,7 +3,6 @@
 #include <errno.h>
 #include <linux/filter.h>
 #include <linux/netlink.h>
-#include <sys/socket.h>
 #include <unistd.h>
 
 #include "sd-device.h"

src/libsystemd/sd-netlink/sd-netlink.c

@@ -1,7 +1,6 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
 #include <poll.h>
-#include <sys/socket.h>
 
 #include "sd-netlink.h"
 

src/libsystemd/sd-resolve/test-resolve.c

@@ -5,7 +5,6 @@
 #include <netinet/in.h>
 #include <resolv.h>
 #include <stdio.h>
-#include <sys/socket.h>
 
 #include "sd-resolve.h"