Add patch with fix for dw-hdmi IRQ issues provided by Kato Kazuomi
from Panasonic. This resolves the WARNING backtraces related to an
unhandled IRQ on boot and reading HDMI EDID.
Bug-AGL: SPEC-3658
Signed-off-by: Scott Murray <scott.murray@konsulko.com>
Change-Id: I6103bbec094d63ccabcb1ec273b73d8a5c114a84