convert ASL 2.0 license to SPDX

This is part of https://fedoraproject.org/wiki/Changes/SPDX_Licenses_Phase_4

apache-commons-modeler.spec

@@ -3,9 +3,10 @@
 
 Name:             apache-%{short_name}
 Version:          2.0.1
-Release:          41%{?dist}
+Release:          42%{?dist}
 Summary:          Model MBeans utility classes
-License:          ASL 2.0
+# Automatically converted from old format: ASL 2.0 - review is highly recommended.
+License:          Apache-2.0
 URL:              http://commons.apache.org/%{base_name}/
 BuildArch:        noarch
 ExclusiveArch:  %{java_arches} noarch
@@ -72,6 +73,9 @@ cp -p %{SOURCE1} .
 %doc LICENSE.txt NOTICE.txt
 
 %changelog
+* Wed Jul 24 2024 Miroslav Suchý <msuchy@redhat.com> - 2.0.1-42
+- convert license to SPDX
+
 * Wed Jul 17 2024 Fedora Release Engineering <releng@fedoraproject.org> - 2.0.1-41
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild