MAINTAINERS: Update PARAVIRT_OPS_INTERFACE and VMWARE_HYPERVISOR_INTERFACE

Alok Kataria will be handing over VMware's maintainership of these
interfaces to Thomas Hellström, with pv-drivers as backup contact.
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Alok Kataria <akataria@vmware.com>
Acked-by: Juergen Gross <jgross@suse.com>
Link: https://lkml.kernel.org/r/20190328120558.29897-1-thellstrom@vmware.com

MAINTAINERS

@@ -12074,7 +12074,8 @@ F:	Documentation/parport*.txt
 
 PARAVIRT_OPS INTERFACE
 M:	Juergen Gross <jgross@suse.com>
-M:	Alok Kataria <akataria@vmware.com>
+M:	Thomas Hellstrom <thellstrom@vmware.com>
+M:	"VMware, Inc." <pv-drivers@vmware.com>
 L:	virtualization@lists.linux-foundation.org
 S:	Supported
 F:	Documentation/virtual/paravirt_ops.txt
@@ -17087,7 +17088,8 @@ S:	Maintained
 F:	drivers/misc/vmw_balloon.c
 
 VMWARE HYPERVISOR INTERFACE
-M:	Alok Kataria <akataria@vmware.com>
+M:	Thomas Hellstrom <thellstrom@vmware.com>
+M:	"VMware, Inc." <pv-drivers@vmware.com>
 L:	virtualization@lists.linux-foundation.org
 S:	Supported
 F:	arch/x86/kernel/cpu/vmware.c