Resolve Java 21 FTBFS

See merge request !4

fix-up changelog after rebasing

# Conflicts:
#   debian/changelog

Apply multi-arch hints

See merge request !3

Remove unnecessary constraints

See merge request !2

Fix some issues reported by lintian

See merge request !1

Changes-By: lintian-brush
Fixes: lintian: uses-debhelper-compat-file
See-also: https://lintian.debian.org/tags/uses-debhelper-compat-file.html

Changes-By: lintian-brush
Fixes: lintian: package-uses-old-debhelper-compat-version
See-also: https://lintian.debian.org/tags/package-uses-old-debhelper-compat-version.html

Changes-By: lintian-brush
Fixes: lintian: homepage-field-uses-insecure-uri
See-also: https://lintian.debian.org/tags/homepage-field-uses-insecure-uri.html

Changes-By: lintian-brush
Fixes: lintian: older-debian-watch-file-standard
See-also: https://lintian.debian.org/tags/older-debian-watch-file-standard.html

Changes-By: lintian-brush
Fixes: lintian: insecure-copyright-format-uri
See-also: https://lintian.debian.org/tags/insecure-copyright-format-uri.html

Changes-By: lintian-brush
Fixes: lintian: trailing-whitespace
See-also: https://lintian.debian.org/tags/trailing-whitespace.html

Upstream version 3.2.2

Use canonical URLs for the Vcs-* fields
Updated Standards-Version to 3.9.4 (no changes)
Improved the description of the package
debian/rules: Improved the clean target
The Javadoc is now linked to the default JDK documentation
Added a description to the patch OSGI_Manifest.diff