Fix a Edk2Logger.warn() message format to match the arguments.
We ran into this after a failure in PcdValueInit. The failure was
masked by a new exception, "TypeError: not all arguments converted
during string formatting".
Signed-off-by: Jake Garver <jake@nvidia.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
d4ac53aa91