clj-yaml-clojure: FTBFS with OpenJDK 21 due to unsupported javac source/target level 7

[Vladimir Petko]

clj-yaml-clojure fails to build with OpenJDK 21 because it invokes javac with
the source/target options set to 7. Since OpenJDK 20 the minimum version
supported is 8.

  dpkg-buildpackage
  -----------------

  Command: dpkg-buildpackage --sanitize-env -us -uc -b -rfakeroot
  dpkg-buildpackage: info: source package clj-yaml-clojure
  dpkg-buildpackage: info: source version 0.7.2-1
  dpkg-buildpackage: info: source distribution unstable
  dpkg-buildpackage: info: source changed by Jérôme Charaoui <email address hidden>
   dpkg-source --before-build .
  dpkg-buildpackage: info: host architecture amd64
   debian/rules clean
  dh clean --with javahelper --with maven_repo_helper
     jh_clean
     debian/rules execute_before_dh_clean
  make[1]: Entering directory '/<<PKGBUILDDIR>>'
  rm -f debian/maven-repo
  rm -f debian/pom.xml
  rm -Rf target
  make[1]: Leaving directory '/<<PKGBUILDDIR>>'
     dh_clean
   debian/rules binary
  dh binary --with javahelper --with maven_repo_helper
     dh_update_autotools_config
     dh_autoreconf
     debian/rules override_dh_auto_configure
  make[1]: Entering directory '/<<PKGBUILDDIR>>'
  cd debian && ln -sf /usr/share/maven-repo .
  make[1]: Leaving directory '/<<PKGBUILDDIR>>'
     jh_linkjars
     debian/rules override_dh_auto_build
  make[1]: Entering directory '/<<PKGBUILDDIR>>'
  lein pom debian/pom.xml
  Wrote /<<PKGBUILDDIR>>/debian/pom.xml
  lein jar
  Compiling 1 source files to /<<PKGBUILDDIR>>/target/classes
  error: Source option 7 is no longer supported. Use 8 or later.
  error: Target option 7 is no longer supported. Use 8 or later.
  Compilation of Java sources(lein javac) failed.
  make[1]: *** [debian/rules:18: override_dh_auto_build] Error 1
  make[1]: Leaving directory '/<<PKGBUILDDIR>>'
  make: *** [debian/rules:11: binary] Error 2
  dpkg-buildpackage: error: debian/rules binary subprocess returned exit status 2
  --------------------------------------------------------------------------------
  Build finished at 2023-09-22T21:44:04Z

[Vladimir Petko (vpa1977)]

piuparts install/upgrade/purge tests (OK)

[Launchpad Janitor (janitor)]

This bug was fixed in the package clj-yaml-clojure - 0.7.2-1ubuntu1

---------------
clj-yaml-clojure (0.7.2-1ubuntu1) noble; urgency=medium

  * d/p/0002-javac-options.patch: set source and target Java language
    level to 8 for compatibility with the default Java 21 (LP: #2052568).

 -- Vladimir Petko <email address hidden> Wed, 07 Feb 2024 13:27:37 +1300