ANDROID: GKI: Update symbol list for mtk STB projects

6 function symbol(s) added
  'int drm_dp_read_dpcd_caps(struct drm_dp_aux *, u8 *)'
  'unsigned int linear_range_get_max_value(const struct linear_range *)'
  'struct rc_dev * rc_allocate_device(enum rc_driver_type)'
  'void rc_free_device(struct rc_dev *)'
  'int rc_register_device(struct rc_dev *)'
  'void rc_unregister_device(struct rc_dev *)'

Bug: 256543988
Signed-off-by: Seiya Wang <seiya.wang@mediatek.com>
Change-Id: Ic0eabf1f1d3f825dd1768d2b23866130af2746d2