Merge pull request #14606 from cristian64/range_loop_construct_warning

Core: Address `-Wrange-loop-construct` warning.

Source/Core/VideoCommon/TextureCacheBase.cpp

@@ -3133,7 +3133,7 @@ void TextureCacheBase::ApplyMaterialToCacheEntry(const VideoCommon::MaterialReso
   g_gfx->SetTexture(0, entry->texture.get());
   g_gfx->SetSamplerState(0, RenderState::GetPointSamplerState());
 
-  for (const auto texture : material_data->GetTextures())
+  for (const auto& texture : material_data->GetTextures())
   {
     g_gfx->SetTexture(texture.sampler_index, texture.texture);
     g_gfx->SetSamplerState(texture.sampler_index, texture.sampler);