Adjust lintian-overrides file for new lintian output behavior

lintian additionally lists '#!ruby', we need to update
our lintian overrides, otherwise we get ruby-script-but-no-ruby-dep
*and* unused-override reports from lintian. :)

debian/jenkins-debian-glue.lintian-overrides

@@ -1,7 +1,7 @@
-jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/adtsummary_tap
-jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/checkbashism_tap
-jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/lintian-junit-report
-jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/pep8_tap
-jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/perlcritic_tap
-jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/piuparts_tap
-jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/shellcheck_tap
+jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/adtsummary_tap #!ruby
+jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/checkbashism_tap #!ruby
+jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/lintian-junit-report #!ruby
+jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/pep8_tap #!ruby
+jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/perlcritic_tap #!ruby
+jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/piuparts_tap #!ruby
+jenkins-debian-glue: ruby-script-but-no-ruby-dep usr/bin/shellcheck_tap #!ruby