Convert License tag to SPDX format

Related: https://fedoraproject.org/wiki/Changes/SPDX_Licenses_Phase_2

jsch.spec

@@ -1,8 +1,8 @@
 Name:           jsch
 Version:        0.1.55
-Release:        10%{?dist}
+Release:        11%{?dist}
 Summary:        Pure Java implementation of SSH2
-License:        BSD
+License:        BSD-3-Clause
 URL:            http://www.jcraft.com/jsch/
 BuildArch:      noarch
 ExclusiveArch:  %{java_arches} noarch
@@ -65,6 +65,9 @@ zip target/%{name}-%{version}.jar plugin.properties
 %license LICENSE.txt
 
 %changelog
+* Fri Sep 01 2023 Mikolaj Izdebski <mizdebsk@redhat.com> - 0.1.55-11
+- Convert License tag to SPDX format
+
 * Thu Jul 20 2023 Fedora Release Engineering <releng@fedoraproject.org> - 0.1.55-10
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild