dt-bindings: clock: convert vf610-clock.txt to yaml format

Convert vf610-clock.txt to yaml format.

Additional changes:
- swap audio_ext and enet_ext to match existed dts order
- remove clock consumer in example

Signed-off-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20250411212339.3273202-1-Frank.Li@nxp.com


Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>