nut: update to 2.8.1

Signed-off-by: Paul Doran <ruralroots@gmail.com>
[remove upstream patch included in 2.8.1]

net/nut/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=nut
-PKG_VERSION:=2.8.0
-PKG_RELEASE:=3
+PKG_VERSION:=2.8.1
+PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=http://www.networkupstools.org/source/2.8/
-PKG_HASH:=c3e5a708da797b7c70b653d37b1206a000fcb503b85519fe4cdf6353f792bfe5
+PKG_HASH:=7da48ee23b1f0d8d72560bb0af84f5c5ae4dbe35452b84cb49840132e47f099c
 PKG_LICENSE:=GPL-2.0-or-later GPL-3.0-or-later GPL-1.0-or-later Artistic-1.0-Perl
 PKG_LICENSE_FILES:=LICENSE-GPL2 LICENSE-GPL3 COPYING
 PKG_FIXUP:=autoreconf

net/nut/patches/001-clients-upsclient.h-ensure-time_t-is-defined.patch

@@ -1,27 +0,0 @@
-From cafd77993ec5e16634b774b65bf6da9b34a21fc5 Mon Sep 17 00:00:00 2001
-From: Jim Klimov <jimklimov+nut@gmail.com>
-Date: Wed, 31 Aug 2022 11:24:19 +0200
-Subject: [PATCH] clients/upsclient.h: ensure time_t is defined
-
-
---- a/clients/upsclient.h
-+++ b/clients/upsclient.h
-@@ -41,6 +41,18 @@
- 	#include <limits.h>
- #endif
- 
-+/* Not including NUT timehead.h because this is part of end-user API */
-+#ifdef TIME_WITH_SYS_TIME
-+# include <sys/time.h>
-+# include <time.h>
-+#else
-+# ifdef HAVE_SYS_TIME_H
-+#  include <sys/time.h>
-+# else
-+#  include <time.h>
-+# endif
-+#endif
-+
- #ifdef __cplusplus
- /* *INDENT-OFF* */
- extern "C" {