Fix mt8173 dtbs warnings

Similar to !89

This MR fixes a bunch of dtbs warnings related to mt8173*.dtb.

Most important ones:

     12 failed to match any schema with compatible: ['mediatek,mt8173-mdp-rsz']
      8 failed to match any schema with compatible: ['mediatek,mt8173-mdp-wrot']
      8 failed to match any schema with compatible:
['mediatek,mt8173-mdp-rdma', 'mediatek,mt8173-mdp']
      4 (mediatek,mt8173-mmsys): 'assigned-clock-rates',
'assigned-clocks' do not match any of the regexes: '^pinctrl-[0-9]+$'
      4 (mediatek,mt8173-disp-ufoe): 'mediatek,gce-client-reg' does
not match any of the regexes: '^pinctrl-[0-9]+$'
      4 (mediatek,mt8173-disp-od): 'mediatek,gce-client-reg' does not
match any of the regexes: '^pinctrl-[0-9]+$'
      4 failed to match any schema with compatible: ['mediatek,mt8173-vpu']
      4 failed to match any schema with compatible: ['mediatek,mt8173-mdp-wdma']
      4 failed to match any schema with compatible: ['mediatek,mt8173-mdp-rdma']
      3 (mediatek,mt8173-thermal): Unevaluated properties are not
allowed ('bank0-supply', 'bank1-supply' were unexpected)
      3 (mediatek,mt8173-pinctrl): 'gpio-line-names' does not match
any of the regexes: '^pinctrl-[0-9]+$', 'pins$'
      3 failed to match any schema with compatible: ['mediatek,mt8173-rt5650']
      1 (mediatek,mt8173-pwrap): 'power-domains' does not match any of
the regexes: '^pinctrl-[0-9]+$'

Pending related issues:

      3 (mediatek,mt8173-dsi): Unevaluated properties are not allowed
('ports' was unexpected)
      3 (mediatek,mt8173-dsi): ports: 'port at 1' is a required property
      3 (mediatek,mt8173-dsi): ports: 'port at 0' is a required property

      1 (dlg,da9211): 'oneOf' conditional failed, one must be fixed:
	'interrupts' is a required property
	'interrupts-extended' is a required property
	from schema $id: http://devicetree.org/schemas/regulator/dlg,da9211.yaml#