vendor_samsung: Add back serrano-common blobs


Till (Included): serrano: Blob updates from NH5: https://github.com/TheMuppets/proprietary_vendor_samsung/commit/40dff0a2691887e1dde642552e650e3a86338a2e

Change-Id: I4a896e904973e60817caca3c54c8347be1bc87e9