dt-bindings: power: qcom,rpmpd: drop non-working codeaurora.org emails

Emails to codeaurora.org bounce ("Recipient address rejected:
undeliverable address: No such user here.").

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220911112508.202995-1-krzysztof.kozlowski@linaro.org