package libnb-svnclientadapter-java fails to build from source in noble

[Vladimir Petko]

When building the package, the following error occurs:
--------
$ sbuild -c noble-amd64
CDBS WARNING: simple-patchsys.mk is deprecated since 0.4.85 - please use source format 3.0 (quilt) instead
test -x debian/rules
/usr/bin/make -f debian/rules reverse-config
make[1]: Entering directory '/home/vladimirp/git/make-balloontip/libnb-svnclientadapter-java'
CDBS WARNING: simple-patchsys.mk is deprecated since 0.4.85 - please use source format 3.0 (quilt) instead
make[1]: 'reverse-config' is up to date.
make[1]: Leaving directory '/home/vladimirp/git/make-balloontip/libnb-svnclientadapter-java'
if [ "reverse-patches" = "reverse-patches" ]; then rm -f debian/stamp-patched; fi
patches: debian/patches/10-build.patch debian/patches/20-javac-encoding.patch
Patch debian/patches/20-javac-encoding.patch is not applied.
Patch debian/patches/10-build.patch is not applied.
if [ "reverse-patches" != "reverse-patches" ]; then touch debian/stamp-patched; fi
if [ "reverse-patches" != "reverse-patches" ] ; then \
 /usr/bin/make -f debian/rules update-config ; \
fi
for dir in debian/patches ; do \
    rm -f $dir/*.log ; \
done
cd . && /usr/lib/jvm/default-java//bin/java -classpath /usr/share/ant/lib/ant.jar:/usr/share/ant/lib/ant-launcher.jar:/usr/lib/jvm/default-java//lib/tools.jar -Dant.home=/usr/share/ant org.apache.tools.ant.Main -Dbuild.sysclasspath=first -buildfile build.xml clean
Buildfile: /home/vladimirp/git/make-balloontip/libnb-svnclientadapter-java/build.xml
  [taskdef] Could not load definitions from resource emma_ant.properties. It could not be found.

clean:
    [mkdir] Created dir: /home/vladimirp/git/make-balloontip/libnb-svnclientadapter-java/build

BUILD SUCCESSFUL
Total time: 0 seconds
rm -f debian/stamp-ant-build
rm -f debian/stamp-ant-check
dh_clean
dh_clean: error: Compatibility levels before 7 are no longer supported (level 5 requested)
make: *** [/usr/share/cdbs/1/rules/debhelper.mk:213: clean] Error 255

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