VideoBackends: Restore the framebuffer as part of the API state

It's not often we switch out to draw to the EFB anyway.

Source/Core/VideoBackends/D3D/PSTextureEncoder.cpp

@@ -131,8 +131,6 @@ void PSTextureEncoder::Encode(u8* dst, const EFBCopyParams& params, u32 native_w
     }
   }
 
-  // Restore API
-  FramebufferManager::BindEFBRenderTarget();
   g_renderer->RestoreAPIState();
 }