arm64: dts: qcom: sc8180x-flex-5g: align gpio-keys node name with bindings

arm64: dts: qcom: sc8180x-flex-5g: align gpio-keys node name with bindings

Bindings except certain pattern for gpio-keys children:

  sc8180x-lenovo-flex-5g.dtb: gpio-keys: 'lid' does not match any of the regexes: '^(button|event|key|switch|(button|event|key|switch)-[a-z0-9-]+|[a-z0-9-]+-(button|event|key|switch))$', 'pinctrl-[0-9]+'

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230617171541.286957-14-krzysztof.kozlowski@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>