greybus: operation: Fix wrong order of arguments

The order of arguments is wrong and that shows up as a warning only on
64 bit machines.

Fixes: cb0ef0c019ab ("operation: print message type on errors")
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>