!4 License compliance rectification

From: @wu-leilei 
Reviewed-by: @ruebb 
Signed-off-by: @ruebb

libstemmer.spec

@@ -1,9 +1,9 @@
 Name:		libstemmer
 Version:	0
-Release:	12
+Release:	13
 Summary:	C stemming algorithm library
 URL:		https://snowballstem.org/
-License:	BSD
+License:	BSD-2-Clause and BSD-3-Clause
 Source0:	http://snowball.tartarus.org/dist/%{name}_c.tgz
 Source1:	Notice.txt
 Source2:	BSD.txt
@@ -71,5 +71,8 @@ cp %{SOURCE1} %{SOURCE2} .
 %{_includedir}/*
 
 %changelog
+* Wed May 11 2022 wulei <wulei80@h-partners.com> - 0-13
+- License compliance rectification
+
 * Tue Dec 3 2019 mengxian <mengxian@huawei.com> - 0-12
 - Package init