!29 update patching mode

From: @chengyechun 
Reviewed-by: @seuzw 
Signed-off-by: @seuzw

chrony.spec

@@ -2,7 +2,7 @@
 
 Name:      chrony
 Version:   4.2
-Release:   2
+Release:   3
 Summary:   An NTP client/server
 License:   GPLv2
 URL:       https://chrony.tuxfamily.org
@@ -28,9 +28,7 @@ service to other computers in the network.
 
 %prep
 
-%setup -q -n  %{name}-%{version} -a 6
-%patch1 -p1
-%patch2 -p1
+%autosetup -p1 -n  %{name}-%{version} -a 6
 mv clknetsim-%{clknetsim_ver}* test/simulation/clknetsim
 
 %build
@@ -137,6 +135,12 @@ fi
 %{_mandir}/man[158]/%{name}*.[158]*
 
 %changelog
+* Sat Dec 24 2022 chengyechun <chengyechun1@huawei.com> - 4.2-3
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:update the patching mode
+
 * Mon Jul 04 2022 qiaoyujie <qiaoyujie@kylinos.cn> - 4.2-2
 - Add chrony-services.patch