arm64: dts: mt8173: Re-measure capacity-dmips-mhz

Re measure capacity-dmips-mhz on elm and hana:

cpu 1:  9502 DMIPS @ 1703 Mhz
cpu 3: 16250 DMIPS @ 2106 Mhz

==> 740 : 1024

Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Link: https://lore.kernel.org/r/20200706083705.2343150-1-hsinyi@chromium.org


Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>