print/pslib: Update 0.4.6 => 0.4.8, improve port, take maintainership

Changelogs:

• Version 0.4.8:
  • use unique marker for embedded eps images. This allows to embed eps files created by pslib.
  • fix compile warnings
• Version 0.4.7:
  • minor build fixes

Improve port:

• Fix and sort pkg-plist
• Lint Makefile + Use dynamic SOVERSION for pkg-plist

PR: 285569