decodeoutput: fix typo on error return from function
decodeoutput: fix typo on error return from function

error return from function was not correctly describing the function
being called

Signed-off-by: Daniel Charles <9f8d44a34cf25995df1daf4e48c6fa87b67d5dc5@intel.com>

01org/libyami-utils,01org/libyami-utils,01org/libyami-utils,01org/libyami-utils