util: split out sorting related calls to new sort-util.[ch]

src/libsystemd/sd-bus/bus-match.c

@@ -10,6 +10,7 @@
 #include "fd-util.h"
 #include "fileio.h"
 #include "hexdecoct.h"
+#include "sort-util.h"
 #include "string-util.h"
 #include "strv.h"
 

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

@@ -8,9 +8,9 @@
 #include "dirent-util.h"
 #include "fd-util.h"
 #include "set.h"
+#include "sort-util.h"
 #include "string-util.h"
 #include "strv.h"
-#include "util.h"
 
 #define DEVICE_ENUMERATE_MAX_DEPTH 256
 

src/libsystemd/sd-hwdb/hwdb-util.c

@@ -13,6 +13,7 @@
 #include "label.h"
 #include "mkdir.h"
 #include "path-util.h"
+#include "sort-util.h"
 #include "strbuf.h"
 #include "string-util.h"
 #include "strv.h"

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

@@ -6,6 +6,7 @@
 #include "local-addresses.h"
 #include "macro.h"
 #include "netlink-util.h"
+#include "sort-util.h"
 
 static int address_compare(const struct local_address *a, const struct local_address *b) {
         int r;