MAINTAINERS: Add myself as ONIE tlv NVMEM layout maintainer

Following the introduction of the bindings for this NVMEM parser and the
layout driver, add myself as maintainer.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20230404172148.82422-25-srinivas.kandagatla@linaro.org


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>