dt-bindings: clock: add Mediatek MT8365 SoC clock bindings

This adds the clock bindings for Mediatek MT8365 SoC based on the
dt-bindings in Linux tag v6.7-rc2.
(commit c61978175ac1337f028ac1f956666f16db84f4e5)

Signed-off-by: Julien Masson <jmasson@baylibre.com>
Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>