ANDROID: GKI: Update symbol list for mtk

It's require to integrate vendor specific err handling mechanism where below symbols will be used.

  [A] 'function void ufshcd_complete_requests(ufs_hba*)'
  [A] 'function void ufshcd_err_handling_prepare(ufs_hba*)'
  [A] 'function void ufshcd_err_handling_unprepare(ufs_hba*)'

Above mentioned 3 symbols will be used in UFS vendor hooks implementation exported with previous submitted topic - "ufs_perf_heuristic" (URL mentioned in Link:)

Bug: 322142524
Link: https://android-review.googlesource.com/q/topic:%22ufs_perf_heuristic%22


Change-Id: I05a8db36c6c8f7d1cb37c122420fb3d3110dc2a5
Signed-off-by: Sanjeev Yadav <sanjeev.y@mediatek.com>