Fix format-signedness warning in GraphicsPipeline sample count log

The MSAA sample-count ternary produced signed int literals passed to a
%u format specifier. Make the literals unsigned to match the format
and the value's conceptual type (a count).

Author: jdolan

Sources/ObjectivelyGPU/GraphicsPipeline.c

@@ -129,9 +129,9 @@ static GraphicsPipeline *initWithDevice(GraphicsPipeline *self, RenderDevice *de
 
     SDL_Log("Assembling GraphicsPipeline (%u color targets, %ux MSAA, %s)",
             info->target_info.num_color_targets,
-            info->multisample_state.sample_count == SDL_GPU_SAMPLECOUNT_1 ? 1 :
-                info->multisample_state.sample_count == SDL_GPU_SAMPLECOUNT_2 ? 2 :
-                info->multisample_state.sample_count == SDL_GPU_SAMPLECOUNT_4 ? 4 : 8,
+            info->multisample_state.sample_count == SDL_GPU_SAMPLECOUNT_1 ? 1u :
+                info->multisample_state.sample_count == SDL_GPU_SAMPLECOUNT_2 ? 2u :
+                info->multisample_state.sample_count == SDL_GPU_SAMPLECOUNT_4 ? 4u : 8u,
             info->target_info.has_depth_stencil_target ? "depth" : "no depth");
 
     self->pipeline = SDL_CreateGPUGraphicsPipeline(device->device, info);