lavapipe: fix dynamic depth clamping
on pipeline bind with dynamic state, depth_clip_near needs to either be set by
- applying the dynamic state
- using the pipeline state
the previous code always used the pipeline state
fixes: dEQP-VK.pipeline.*.extended_dynamic_state.between_pipelines.depth_clamp_enable
Fixes: 65088010 ("vulkan,lavapipe: Use a tri-state enum for depth clip enable")