[PATCH net] ibmvnic: update MAINTAINERS

[David Miller]

From: Dany Madden <drt at linux.ibm.com>
Date: Mon, 14 Sep 2020 20:35:35 -0400

> Update supporters for IBM Power SRIOV Virtual NIC Device Driver. 
> Thomas Falcon is moving on to other works. Dany Madden, Lijun Pan 
> and Sukadev Bhattiprolu are the current supporters.
> 
> Signed-off-by: Dany Madden <drt at linux.ibm.com>

Applied.