[PATCH] MAINTAINERS: delete Srinidhi from ux500

Linus Walleij [off-list ref] writes:

Srinidhi's mail address is now bouncing and he has requested
me to delete this entry.

Acked-by: Srinidhi Kasagar <redacted>
Signed-off-by: Linus Walleij <redacted>
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ARM SoC folks: can you please apply this patch directly to your
fixes branch?

Applied (as my first public act helping out with arm-soc maintenance.)

Kevin