MAINTAINERS: Remove non-existent VAS file

[Sukadev Bhattiprolu]

The file arch/powerpc/include/uapi/asm/vas.h was considered but
never merged and should be removed from the MAINTAINERS file.

While here, add missing email address.

Reported-by: Joe Perches <joe@xxxxxxxxxxx>
Signed-off-by: Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxx>
---
 MAINTAINERS | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/MAINTAINERS b/MAINTAINERS
index 3671fde..e3bf3d5 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -7386,13 +7386,12 @@ S:	Supported
 F:	drivers/net/ethernet/ibm/ibmvnic.*
 
 IBM Power Virtual Accelerator Switchboard
-M:	Sukadev Bhattiprolu
+M:	Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxx>
 L:	linuxppc-dev@xxxxxxxxxxxxxxxx
 S:	Supported
 F:	arch/powerpc/platforms/powernv/vas*
 F:	arch/powerpc/platforms/powernv/copy-paste.h
 F:	arch/powerpc/include/asm/vas.h
-F:	arch/powerpc/include/uapi/asm/vas.h
 
 IBM Power Virtual Ethernet Device Driver
 M:	Thomas Falcon <tlfalcon@xxxxxxxxxxxxx>
-- 
1.8.3.1