qpid-proton-j-extensions: FTBFS with default Java 21

[Vladimir Petko]

The package qpid-proton-j-extensions ftbfs with default Java 21.
The relevant part of the build log:
---------------
[WARNING] COMPILATION WARNING :
[INFO] -------------------------------------------------------------
[WARNING] source value 8 is obsolete and will be removed in a future release
[WARNING] target value 8 is obsolete and will be removed in a future release
[WARNING] To suppress warnings about obsolete options, use -Xlint:-options.
[INFO] 3 warnings
[INFO] -------------------------------------------------------------
[INFO] -------------------------------------------------------------
[ERROR] COMPILATION ERROR :
[INFO] -------------------------------------------------------------
[ERROR] warnings found and -Werror specified
[INFO] 1 error
[INFO] -------------------------------------------------------------
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.282 s
[INFO] Finished at: 2023-12-04T11:02:51Z
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.10.1:compile (base-compile) on project qpid-proton-j-extensions: Compilation failure
[ERROR] warnings found and -Werror specified
[ERROR] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
---------------

[Vladimir Petko (vpa1977)]

piuparts install/upgrade/purge (pass)

[Launchpad Janitor (janitor)]

This bug was fixed in the package qpid-proton-j-extensions - 1.2.4-1ubuntu1

---------------
qpid-proton-j-extensions (1.2.4-1ubuntu1) noble; urgency=medium

  [ Pushkar Kulkarni ]
  * Use java-common's java_compat_level for -source/-target. Disable -Xlint
    options warning (LP: #2054236).

 -- Vladimir Petko <email address hidden> Mon, 19 Feb 2024 08:42:11 +1300