Init member value to avoid uninitialized

add depthBiasClamp=0.0f to avoid uinitialized value.

Author: lonelydevil

main.c

@@ -774,6 +774,8 @@ int main(int argc,char **argv){
 		.depthBiasEnable=VK_FALSE;
 	rast_cre_info
 		.depthBiasConstantFactor=0.0f;
+	rast_cre_info
+		.depthBiasClamp=0.0f;
 	rast_cre_info
 		.depthBiasSlopeFactor=0.0f;
 	rast_cre_info