java/netbeans: Update 17 => 28, take maintainership

Changelogs:
https://github.com/apache/netbeans/releases/tag/18
https://github.com/apache/netbeans/releases/tag/19
https://github.com/apache/netbeans/releases/tag/20
https://github.com/apache/netbeans/releases/tag/21
https://github.com/apache/netbeans/releases/tag/22
https://github.com/apache/netbeans/releases/tag/23
https://github.com/apache/netbeans/releases/tag/24
https://github.com/apache/netbeans/releases/tag/25
https://github.com/apache/netbeans/releases/tag/26
https://github.com/apache/netbeans/releases/tag/27
https://github.com/apache/netbeans/releases/tag/28

• Repalce PORTVERSION with DISTVERSION.
• Remove shebangfix variables with default values.
• Parametrize netbeans with PORTNAME.
• Fix warnings from portclippy.
• Exclude from extract binary files for other OSes - add NO_ARCH.
• Use RLN instead of LN -s in post-install.

PR: 292351
Co-authored-by: Vladimir Druzenko <vvd@FreeBSD.org>