MAINTAINERS: Maintainer change for ptp_vmw driver

Deep has decided to transfer the maintainership of the VMware virtual
PTP clock driver (ptp_vmw) to Jeff. Update the MAINTAINERS file to
reflect this change.

Signed-off-by: Alexey Makhalov <amakhalov@vmware.com>
Acked-by: Deep Shah <sdeep@vmware.com>
Acked-by: Jeff Sipek <jsipek@vmware.com>
Link: https://lore.kernel.org/r/20231025231931.76842-1-amakhalov@vmware.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>