ti-sci-fw: Remove incorrect directive for 7200-hs
ti-sci-fw: Remove incorrect directive for 7200-hs

The 7200-hs-evm does not exist as a machine and if it did then this
directive should have been j7200-hs.  So just remove it as it is
unneeded.

From: Dan Murphy <50b72235ef2106735bf2282950a69d11e6d56bc7@ti.com>
Signed-off-by: Dan Murphy <50b72235ef2106735bf2282950a69d11e6d56bc7@ti.com>

rcn-ee/meta-ti,rcn-ee/meta-ti,rcn-ee/meta-ti,rcn-ee/meta-ti