soc: qcom: rpmh-rsc: drop redundant unsigned >=0 comparision

Unsigned int "minor" is always >= 0 as reported by Smatch:

  drivers/soc/qcom/rpmh-rsc.c:1076 rpmh_rsc_probe() warn: always true condition '(drv->ver.minor >= 0) => (0-u32max >= 0)'

Fixes: 88704a0c ("soc: qcom: rpmh-rsc: Support RSC v3 minor versions")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230513112913.176009-1-krzysztof.kozlowski@linaro.org