video: driver: remove support for V4L2_EVENT_VIDC_METADATA

remove support for V4L2_EVENT_VIDC_METADATA as it is not
being used.

Change-Id: Ia375d0410d144d2e3b9cd78bc0fde16cfa0d0884
Signed-off-by: Dikshita Agarwal <quic_dikshita@quicinc.com>

driver/vidc/inc/msm_vidc_driver.h

@@ -407,7 +407,7 @@ int msm_vidc_alloc_and_queue_session_internal_buffers(struct msm_vidc_inst *inst
 		enum msm_vidc_buffer_type buffer_type);
 int msm_vidc_release_internal_buffers(struct msm_vidc_inst *inst,
 		enum msm_vidc_buffer_type buffer_type);
-int msm_vidc_buffer_done(struct msm_vidc_inst *inst,
+int msm_vidc_vb2_buffer_done(struct msm_vidc_inst *inst,
 		struct msm_vidc_buffer *buf);
 int msm_vidc_remove_session(struct msm_vidc_inst *inst);
 int msm_vidc_add_session(struct msm_vidc_inst *inst);