arm64: dts: qcom: sa8775p: correct PMIC GPIO label in gpio-ranges

arm64: dts: qcom: sa8775p: correct PMIC GPIO label in gpio-ranges

There are several PMICs with GPIO nodes and one of the nodes referenced
other's in gpio-ranges which could result in deferred-probes like:

  qcom-spmi-gpio c440000.spmi:pmic@2:gpio@8800: can't add gpio chip

Reported-by: Brian Masney <bmasney@redhat.com>
Closes: https://lore.kernel.org/all/ZN5KIlI+RDu92jsi@brian-x1/
Fixes: e5a893a7cec5 ("arm64: dts: qcom: sa8775p: add PMIC GPIO controller nodes")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Brian Masney <bmasney@redhat.com>
Reviewed-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Tested-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230818135538.47481-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>