libgcrypt: Add the LICENSES file to LIC_FILES_CHKSUM
The LICENSES file contains references to source files with other
licenses than GPL/LGPL that stipulate that they shall be mentioned in
any documentation accompanying a product including this library.
License-Update: Add missing LICENSES file Signed-off-by: Peter Kjellerstedt <peter.kjellerstedt@axis.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>