dt-bindings: net: wireless: qcom: Update maintainers

Add Jeff Johnson as a maintainer of the qcom,ath1*k.yaml files.

Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://msgid.link/20240217-ath1xk-maintainer-v1-1-9f7ff5fb6bf4@quicinc.com