migrate to SPDX license format

zstd.spec

@@ -15,10 +15,10 @@
 
 Name:           zstd
 Version:        1.5.5
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Zstd compression library
 
-License:        BSD and GPLv2
+License:        BSD-3-Clause AND GPL-2.0-only
 URL:            https://github.com/facebook/zstd
 Source0:        https://github.com/facebook/zstd/archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
 
@@ -137,6 +137,9 @@ install -D -m644 programs/%{name}.1 %{buildroot}%{_mandir}/man1/p%{name}.1
 %ldconfig_scriptlets -n lib%{name}
 
 %changelog
+* Thu Apr 13 2023 Lukáš Zaoral <lzaoral@redhat.com> - 1.5.5-2
+- migrate to SPDX license format
+
 * Wed Apr 05 2023 Pádraig Brady <P@draigBrady.com> - 1.5.5-1
 - Latest upstream