Disable for a while extra warnings when using [v]sprintf

Toolchain has a lot of usage of these functions and since we are
building the most components with -Werror it produces lots of errors.

Change-Id: Iaf5a95d6b493adb8d85803a62b184029060727d9
Signed-off-by: Pavel Chupin <pavel.v.chupin@intel.com>
1 file changed