sysutils/fusefs-squashfuse: Improve port

• Switch from PORTVERSION to DISTVERSION
• Use USES= fuse:3 helper
• Remove USES= autoreconf
• Define dependency for liblzo2, liblz4 and libzstd
• Remove GNU_CONFIGURE_MANPREFIX
• Don't build static libs
• Set pkgconfigdir

PR: 282349
Reviewed by: Jesse Smith <jsmith@resonatingmedia.com> (maintainer)