[master] 6f039dc3a Remove duplicate includes

[Nils Goroll]

commit 6f039dc3a270e313a6f0b3e05a4a81aa46715750
Author: Nils Goroll <nils.goroll at uplex.de>
Date:   Wed Dec 30 10:54:20 2020 +0100

    Remove duplicate includes
    
    cache_varnishd.h already includes:
    - sys/socket.h
    - string.h
    
    Spotted by local Flexelint install on Linux

diff --git a/bin/varnishd/cache/cache_acceptor.c b/bin/varnishd/cache/cache_acceptor.c
index 0caabb819..b7cdbcca6 100644
--- a/bin/varnishd/cache/cache_acceptor.c
+++ b/bin/varnishd/cache/cache_acceptor.c
@@ -38,7 +38,6 @@
 #include <stdlib.h>
 #include <netinet/in.h>
 #include <netinet/tcp.h>
-#include <sys/socket.h>
 
 #include "cache_varnishd.h"
 
diff --git a/bin/varnishd/cache/cache_backend_probe.c b/bin/varnishd/cache/cache_backend_probe.c
index 5aca2b4bb..4ff2ff7ce 100644
--- a/bin/varnishd/cache/cache_backend_probe.c
+++ b/bin/varnishd/cache/cache_backend_probe.c
@@ -41,7 +41,6 @@
 
 #include <poll.h>
 #include <stdio.h>
-#include <string.h>
 #include <stdlib.h>
 
 #include "cache_varnishd.h"