linux-firmware: update firmware for Intel Broadwell SST DSP

Update firmware intel/IntcSST2.bin from Version 8.4.1.68 to 8.4.1.77
Fix for freeing capture stream just after resetting it.
Signed-off-by: Jie Yang <yang.jie@intel.com>
Signed-off-by: Kyle McMartin <kyle@kernel.org>

WHENCE

@@ -2646,6 +2646,7 @@ Licence: Redistributable. See LICENCE.it913x for details
 Driver: snd_soc_sst_acpi
 
 File: intel/IntcSST2.bin
+Version: 8.4.1.77
 
 License: Redistributable. See LICENCE.IntcSST2 for details