systemd: Drop unneeded musl patches

These two header fixes are not needed with the current source as the
headers are there through other header files. Drop the patches.

(From OE-Core rev: ece3efe43b6b9de5426c23f29db15dd709bcd749)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-core/systemd/systemd/0023-Include-sys-wait.h.patch

@@ -1,31 +0,0 @@
-From 359e7a38824a906b0a24f5775f41a2ae3358bf06 Mon Sep 17 00:00:00 2001
-From: Scott Murray <scott.murray@konsulko.com>
-Date: Fri, 13 Sep 2019 19:26:27 -0400
-Subject: [PATCH 23/26] Include sys/wait.h
-
-Fixes:
-src/login/logind-brightness.c:158:85: error: 'WEXITED' undeclared (first use in this function); did you mean 'WIFEXITED'?
-  158 |         r = sd_event_add_child(w->manager->event, &w->child_event_source, w->child, WEXITED, on_brightness_writer_exit, w);
-      |                                                                                     ^~~~~~~
-
-Upstream-Status: Pending
-
-Signed-off-by: Scott Murray <scott.murray@konsulko.com>
----
- src/login/logind-brightness.c | 1 +
- 1 file changed, 1 insertion(+)
-
-diff --git a/src/login/logind-brightness.c b/src/login/logind-brightness.c
-index a6a1603396..54848ce209 100644
---- a/src/login/logind-brightness.c
-+++ b/src/login/logind-brightness.c
-@@ -1,5 +1,6 @@
- /* SPDX-License-Identifier: LGPL-2.1-or-later */
- 
-+#include <sys/wait.h>
- #include "bus-util.h"
- #include "device-util.h"
- #include "hash-funcs.h"
--- 
-2.27.0
-

meta/recipes-core/systemd/systemd/0024-Include-signal.h.patch

@@ -1,33 +0,0 @@
-From 0592da08e16a17ceef0949ec9901397d8ec5af92 Mon Sep 17 00:00:00 2001
-From: Scott Murray <scott.murray@konsulko.com>
-Date: Fri, 13 Sep 2019 19:26:27 -0400
-Subject: [PATCH 24/26] Include signal.h
-
-Fixes several signal set related errors:
-src/basic/copy.c:92:19: error: implicit declaration of function 'sigemptyset' [-Werror=implicit-function-declaration]
-src/basic/copy.c:93:19: error: implicit declaration of function 'sigaddset' [-Werror=implicit-function-declaration]
-src/basic/copy.c:93:34: error: 'SIGINT' undeclared (first use in this function)
-src/basic/copy.c:95:13: error: implicit declaration of function 'sigtimedwait' [-Werror=implicit-function-declaration]
-
-Upstream-Status: Pending
-
-Signed-off-by: Scott Murray <scott.murray@konsulko.com>
----
- src/basic/copy.c | 1 +
- 1 file changed, 1 insertion(+)
-
-diff --git a/src/basic/copy.c b/src/basic/copy.c
-index 6a9c3a396f..8948bb4013 100644
---- a/src/basic/copy.c
-+++ b/src/basic/copy.c
-@@ -8,6 +8,7 @@
- #include <sys/sendfile.h>
- #include <sys/xattr.h>
- #include <unistd.h>
-+#include <signal.h>
- 
- #include "alloc-util.h"
- #include "btrfs-util.h"
--- 
-2.27.0
-

meta/recipes-core/systemd/systemd_247.3.bb

@@ -51,8 +51,6 @@ SRC_URI_MUSL = "\
                file://0020-Fix-incompatible-pointer-type-struct-sockaddr_un.patch \
                file://0021-test-json.c-define-M_PIl.patch \
                file://0022-do-not-disable-buffer-in-writing-files.patch \
-               file://0023-Include-sys-wait.h.patch \
-               file://0024-Include-signal.h.patch \
                file://0025-Handle-__cpu_mask-usage.patch \
                file://0026-Handle-missing-gshadow.patch \
                "