patches: remove busybox udhcpc endless loop fix

Remove busybox udhcpc endless loop fix as this issue no longer exists in the busybox version included in OpenWrt 24.10.

Signed-off-by: John Crispin <john@phrozen.org>

patches/0009-busybox-udhcpc-would-enter-an-endless-loop-if-the-in.patch

@@ -1,34 +0,0 @@
-From c588df50abd3b394e7468f432434f70f03976a4a Mon Sep 17 00:00:00 2001
-From: John Crispin <john@phrozen.org>
-Date: Thu, 9 Nov 2023 12:28:38 +0100
-Subject: [PATCH 09/68] busybox: udhcpc would enter an endless loop if the
- interface is down
-
-Signed-off-by: John Crispin <john@phrozen.org>
----
- .../busybox/patches/532-dhcp-socket-reopen.patch    | 13 +++++++++++++
- 1 file changed, 13 insertions(+)
- create mode 100644 package/utils/busybox/patches/532-dhcp-socket-reopen.patch
-
-diff --git a/package/utils/busybox/patches/532-dhcp-socket-reopen.patch b/package/utils/busybox/patches/532-dhcp-socket-reopen.patch
-new file mode 100644
-index 0000000000..17cec7764a
---- /dev/null
-+++ b/package/utils/busybox/patches/532-dhcp-socket-reopen.patch
-@@ -0,0 +1,13 @@
-+Index: busybox-1.36.1/networking/udhcp/dhcpc.c
-+===================================================================
-+--- busybox-1.36.1.orig/networking/udhcp/dhcpc.c
-++++ busybox-1.36.1/networking/udhcp/dhcpc.c
-+@@ -1638,6 +1645,8 @@ int udhcpc_main(int argc UNUSED_PARAM, c
-+ 				bb_error_msg("read error: "STRERROR_FMT", reopening socket" STRERROR_ERRNO);
-+ 				sleep(discover_timeout); /* 3 seconds by default */
-+ 				change_listen_mode(client_data.listen_mode); /* just close and reopen */
-++				packet_num++;
-++				timeout = 0;
-+ 			}
-+ 			if (len < 0)
-+ 				continue;
--- 
-2.34.1
-