gpu: implement polygon offset

Co-authored-by: Pouare514 <julienaulycee@gmail.com>

src/graphics/host_gpu/renderer/pipeline/shaders.cpp

@@ -947,6 +947,8 @@ void CreatePipelineInternal(
 	    vk::DynamicState::eViewport,
 	    vk::DynamicState::eScissor,
 	    vk::DynamicState::eLineWidth,
+	    vk::DynamicState::eDepthBiasEnable,
+	    vk::DynamicState::eDepthBias,
 	    vk::DynamicState::eStencilCompareMask,
 	    vk::DynamicState::eStencilReference,
 	    vk::DynamicState::eStencilWriteMask,