MFH: r563186 r563187

drm-fbsd*-kmod: Remove CONFLICTS_INSTALL

Only one port can be built on one branch so it's not needed

graphics/drm-fbsd13-kmod: Update pkg-descr

Update pkg-descr so it matches the version.
While here update WWW too.

Reported by: monochrome <monochrome@twcny.rr.com>