!13 更新证书

From: @hw_lixiaofei 
Reviewed-by: @lvying6 
Signed-off-by: @lvying6

dos2unix.spec

@@ -1,8 +1,8 @@
 Name: dos2unix
 Version: 7.4.2
-Release: 2
+Release: 3
 Summary: Text file format converters
-License: BSD
+License: BSD-2-Clause
 URL: http://waterlan.home.xs4all.nl/dos2unix.html
 Source0: http://waterlan.home.xs4all.nl/dos2unix/%{name}-%{version}.tar.gz
 
@@ -41,6 +41,9 @@ make check
 %{_mandir}/man1/*.1.gz
 
 %changelog
+* Wed Jun 29 2022 lixiaofei <lixiaofei38@huawei.com> - 7.4.2-3
+- update license to BSD-2-Clause
+
 * Mon Oct 25 2021 caodongxia <caodongxia@huawei.com> - 7.4.2-2
 - Add buildRequire perl-Test-Harness