TCPMv2: Remove tcpm_init from usb_prl state machine
TCPMv2: Remove tcpm_init from usb_prl state machine

The tc state machine configures the ss mux and then
starts the usb_prl state machine and when usb_prl
starts, it calls tcpm_init, resulting the ss mux
being disabled.

BUG=b:147255678
BUG=chromium:1046851
BRANCH=none
TEST=make -j buildall
	manual: plugged in USB3 Patriate USB drive and
		lsusb -v. Result was bcdUSB 3.10

Change-Id: I8510979739cac47098af48f46eae9e429f7502d0
Signed-off-by: Sam Hurst <500b4cddcd66abe3fe333e92c4c95d7f41e62e4e@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2036592
Reviewed-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec