firmware/dmc/icl: Add missing MODULE_FIRMWARE() for Icelake.

firmware/dmc/icl: Add missing MODULE_FIRMWARE() for Icelake.

Add missing MODULE_FIRMWARE while loading DMC ICL.

v2: Add Fixes tag. (Rodrigo)
v3: Rebase by Rodrigo after commit 7fe78985cd08 ("drm/i915/csr:
 restructure CSR firmware definition macros")
v4: Rodrigo fixing his own mess on commit mentioning on v3
    comment above.

Fixes: 4445930f1c4a ("firmware/dmc/icl: load v1.07 on icelake.")
Cc: Rodrigo Vivi <[email protected]>
Cc: Paulo Zanoni <[email protected]>
Cc: Jani Nikula <[email protected]>
Signed-off-by: Anusha Srivatsa <[email protected]>
Reviewed-by: Rodrigo Vivi <[email protected]> (v2)
Signed-off-by: Rodrigo Vivi <[email protected]>
Tested-by: Paulo Zanoni <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]