sys: Remove $FreeBSD$: one-line sh patternRemove /^\s*#[#!]?\s*\$FreeBSD\$.*$\n/
hmt: Allow I2C sampling mode support to be compiled out.
hid: Port multitouch hmt(4) driver to hidbus and attach to buildReviewed by: hselaskyDifferential revision: https://reviews.freebsd.org/D27990