dt-bindings: clock: imx5: Drop clock consumer node from example

The example nodes have different sized interrupt cells which is not valid
given no interrupt-parent is specified. As provider examples don't need to
show the consumer side in the first place, just drop the consumer node.

Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Link: https://lore.kernel.org/r/20220106182518.1435497-1-robh@kernel.org