CLEANUP: include: tree-wide alphabetical sort of include files

This patch fixes all the leftovers from the include cleanup campaign. There
were not that many (~400 entries in ~150 files) but it was definitely worth
doing it as it revealed a few duplicates.
diff --git a/src/fd.c b/src/fd.c
index d3940bb..2356a90 100644
--- a/src/fd.c
+++ b/src/fd.c
@@ -87,13 +87,12 @@
 #include <errno.h>
 #endif
 
-
 #include <haproxy/api.h>
-#include <haproxy/global.h>
-
 #include <haproxy/fd.h>
+#include <haproxy/global.h>
 #include <haproxy/port_range.h>
 
+
 struct fdtab *fdtab = NULL;     /* array of all the file descriptors */
 struct polled_mask *polled_mask = NULL; /* Array for the polled_mask of each fd */
 struct fdinfo *fdinfo = NULL;   /* less-often used infos for file descriptors */