dt-bindings: power: supply: drop quotes when not needed

Id and schema fields do not need quotes.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220726115748.101015-3-krzysztof.kozlowski@linaro.org

dt-bindings: power: supply: n900-battery: Convert to DT schema format

Convert the binding to DT schema format.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Rejected-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>