Mk/bsd.options.desc.mk: sort out TOMCAT options

1. Removed EOLed tomcat 6, 7 and 8.
2. Replaced tomcat10 with tomcat101.
3. Changed TOMCAT*_DESC to more correct.

Approved by:		arrowd (mentor)
Differential Revision:	https://reviews.freebsd.org/D41054
MFH:			2023Q3