dt-bindings: mfd: Revert "dt-bindings: mfd: maxim,max77693: Add USB connector"

dt-bindings: mfd: Revert "dt-bindings: mfd: maxim,max77693: Add USB connector"

This reverts commit da7ee30ae6662f016f28a9ef090b2132b3c0fb48.

Commit da7ee30ae666 ("dt-bindings: mfd: maxim,max77693: Add USB
connector") was an earlier version of my patch adding the connector,
later superseded by commit 789c9ce9b46f ("dt-bindings: mfd:
maxim,max77693: Add USB connector").

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230905075558.21219-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Lee Jones <lee@kernel.org>