MAINTAINERS: Update Hemant's email id

The codeaurora email domain is no longer available for Qualcomm employees.
Qualcomm employees should now use the new email ids from quicinc domain for
opensource contributions.

So let's use the new email id for Hemant.

Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Link: https://lore.kernel.org/r/20220404064226.59825-1-manivannan.sadhasivam@linaro.org


Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>