add systemd to BuildRequires to fix install/uninstall errors

(cherry picked from commit a0c94bfcb8a5db178067981e3764bc417e07ada8)

gala-gopher.spec

@@ -4,12 +4,12 @@
 Summary:       Intelligent ops toolkit for openEuler
 Name:          gala-gopher
 Version:       1.0.0
-Release:       3
+Release:       4
 License:       Mulan PSL v2
 URL:           https://gitee.com/openeuler/gala-gopher
 Source:        %{name}-%{version}.tar.gz
 BuildRoot:     %{_builddir}/%{name}-%{version}
-BuildRequires: cmake gcc-c++ yum elfutils-devel 
+BuildRequires: systemd cmake gcc-c++ yum elfutils-devel
 BuildRequires: clang >= 10.0.1 llvm
 BuildRequires: libconfig-devel librdkafka-devel libmicrohttpd-devel
 BuildRequires: uthash-devel libbpf libbpf-devel log4cplus-devel
@@ -29,10 +29,7 @@ patch2:        fix-pgsliprobe.patch
 gala-gopher is a low-overhead eBPF-based probes framework
 
 %prep
-%setup -q
+%autosetup -n %{name}-%{version} -p1
-%patch0 -p1
-%patch1 -p1
-%patch2 -p1
 
 %build
 pushd build
@@ -73,6 +70,10 @@ popd
 /usr/lib/systemd/system/gala-gopher.service
 
 %changelog
+* Tue Nov 15 2022 Zhen Chen <chenzhen126@huawei.com> - 1.0.0-4
+- add systemd to BuildRequires to fix install/uninstall errors
+  simplify patch application in %prep
+
 * Mon Nov 14 2022 Zhen Chen <chenzhen126@huawei.com> - 1.0.0-3
 - fix pgsliprobe