hack: arm64: dts: imx8mq: remove interconnect properties from usdhc

since we boot from usdhc there is appearently never a chance for the
usdhc driver to be "idle" and thus drop the interconnect bandwidth
requirement.

So for disable interconnect from usdhc for now.
2 jobs for 5.15-rc4/librem5__integration_byzantium_new_devfreq_interconnect in 74 minutes and 26 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Build
passed #369252
librem5
build:aarch64

00:30:42

passed #369253
librem5:arm64
build:deb

01:14:26