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/listener.c b/src/listener.c
index 82eb2e7..cc49c70 100644
--- a/src/listener.c
+++ b/src/listener.c
@@ -23,22 +23,21 @@
 #include <haproxy/cfgparse.h>
 #include <haproxy/connection.h>
 #include <haproxy/errors.h>
+#include <haproxy/fd.h>
+#include <haproxy/freq_ctr.h>
 #include <haproxy/global.h>
 #include <haproxy/list.h>
 #include <haproxy/listener.h>
 #include <haproxy/log.h>
+#include <haproxy/proto_sockpair.h>
+#include <haproxy/protocol-t.h>
+#include <haproxy/protocol.h>
+#include <haproxy/sample.h>
 #include <haproxy/stream.h>
 #include <haproxy/task.h>
-#include <haproxy/tools.h>
 #include <haproxy/time.h>
-
-#include <haproxy/protocol-t.h>
+#include <haproxy/tools.h>
 
-#include <haproxy/fd.h>
-#include <haproxy/freq_ctr.h>
-#include <haproxy/protocol.h>
-#include <haproxy/proto_sockpair.h>
-#include <haproxy/sample.h>
 
 /* List head of all known bind keywords */
 static struct bind_kw_list bind_keywords = {