Upgrade shell/ammonite from v1.6.4 to v1.6.5

Changelog : http://ammonite.io/#1.6.5

• Don't keep resolutions involving snapshot artifacts or version intervals in the resolution cache of Ammonite
• Switch to coursier 1.1.0-M13
• Fix various issues with class-based wrapper (--class-based)

PR: 236821
Submitted by: Jens Grassel <freebsd-ports@jan0sch.de> (maintainer)