MAINTAINERS: Update ISHTP ECLITE maintainer entry

Sumesh K Naduvalath doesn't work for Intel anymore. Adding myself as
maintainer as this is related to Intel Integrated Sensor Hub, which I
maintain.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Link: https://lore.kernel.org/r/20241111185456.331071-1-srinivas.pandruvada@linux.intel.com


Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>