Bump Java compiler source/target levels to 1.7

bsf.spec

@@ -1,6 +1,6 @@
 Name:           bsf
 Version:        2.4.0
-Release:        41%{?dist}
+Release:        42%{?dist}
 Summary:        Bean Scripting Framework
 License:        ASL 2.0
 URL:            http://commons.apache.org/bsf/
@@ -55,7 +55,7 @@ find -name \*.jar -delete
 
 %build
 export CLASSPATH=$(build-classpath apache-commons-logging xalan-j2)
-ant -Dsource.level=1.6 jar
+ant -Dsource.level=1.7 jar
 
 %mvn_artifact %{SOURCE1} build/lib/%{name}.jar
 
@@ -67,6 +67,9 @@ ant -Dsource.level=1.6 jar
 %doc AUTHORS.txt CHANGES.txt README.txt TODO.txt RELEASE-NOTE.txt
 
 %changelog
+* Tue Nov 02 2021 Mikolaj Izdebski <mizdebsk@redhat.com> - 2.4.0-42
+- Bump Java compiler source/target levels to 1.7
+
 * Wed Jul 21 2021 Fedora Release Engineering <releng@fedoraproject.org> - 2.4.0-41
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild