dt-bindings: nvmem: qcom,spmi-sdam: update maintainer

dt-bindings: nvmem: qcom,spmi-sdam: update maintainer

Emails to Shyam bounce (reason: 585 5.1.1 <sthella@codeaurora.org>:
Recipient address rejected: undeliverable address: No such user here.)
so change the maintainer to be me.  I work on qcom,spmi-sdam as well
as other PMIC peripheral devices.

Signed-off-by: David Collins <quic_collinsd@quicinc.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20240430084921.33387-10-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>