### Tested versions

Reproducible in: 4.2.1 - RC1
Not reproducible in: 4.2

### System information

Windows 11 - Godot 4.2 - Compatibility

### Issue description

When using a GPUParticles2D in Godot 4.2.1-RC1 no particles are rendered on screen

### Steps to reproduce

Create a project using 4.2.1-RC1
Set the rending mode to Compatibility.
Create a GPUParticles2D system.
No particles are rendered.

### Minimal reproduction project (MRP)

[ParticlesTest.zip](https://github.com/godotengine/godot/files/13621559/ParticlesTest.zip)
state.canvas_instance_data_buffers[state.current_data_buffer_index].last_frame_used = RSG::rasterizer->get_frame_number();
				glDeleteSync(state.canvas_instance_data_buffers[state.current_data_buffer_index].fence);
				state.canvas_instance_data_buffers[state.current_data_buffer_index].fence = GLsync();
			} else {
				
				
				_allocate_instance_data_buffer();
			}
		} else {
			
			state.canvas_instance_data_buffers[state.current_data_buffer_index].last_frame_used = RSG::rasterizer->get_frame_number();
			glDeleteSync(state.canvas_instance_data_buffers[state.current_data_buffer_index].fence);
			state.canvas_instance_data_buffers[state.current_data_buffer_index].fence = GLsync();
		}
	}
	
	uint32_t light_count = 0;
	uint32_t directional_light_count = 0;
	{
		Light *l = p_directional_light_list;
		uint32_t index = 0;
		while (l) {
			if (index == data.max_lights_per_render) {
				l->render_index_cache = -1;
				l = l->next_ptr;
				continue;
			}
			CanvasLight *clight = canvas_light_owner.get_or_null(l->light_internal);
			if (!clight) { 
				l->render_index_cache = -1;