Merge changes from topic "mtk_spm" into integration

Merge changes from topic "mtk_spm" into integration

* changes:
  refactor(mediatek): add new LPM API for further extension
  refactor(mediatek): change the parameters of LPM API
  refactor(mediatek): change LPM header file path for further extension
  feat(mt8188): keep infra and peri on when system suspend
  feat(mt8188): enable SPM and LPM
  feat(mt8188): add SPM feature support
  feat(mt8188): add MT8188 SPM support
  feat(mediatek): add SPM's SSPM notifier
  feat(mt8188): add the register definitions accessed by SPM
  feat(mediatek): add new features of LPM