linux-firmware: update firmware for mhdp8546

This patch updates mhdp8546 firmware to 2.1.0
Fix memory leak in HDCP state machine.
Signed-off-by: Parshuram Thombare <pthombar@cadence.com>
Signed-off-by: Josh Boyer <jwboyer@kernel.org>

WHENCE

@@ -5352,7 +5352,7 @@ Licence:
 Driver: cdns-mhdp - Cadence MHDP8546 DP bridge
 
 File: cadence/mhdp8546.bin
-Version: 2.0.0
+Version: 2.1.0
 
 Licence: Redistributable. See LICENCE.cadence for details