icE1usb fw: Add more hw units to config.h along with sys clock

Those are already in the gateware, this just adds the define for
them.

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
Change-Id: I87fae20e4a987c2186d5db6747e03e7ce9789a8f
1 file changed