MAINTAINERS: add Lorenzo as THP co-maintainer

I am doing a great deal of review and getting ever more involved in THP
with intent to do more so in future also, so add myself as co-maintainer
to help David with workload.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Lorenzo Stoakes <[email protected]>
Acked-by: David Hildenbrand <[email protected]>
Acked-by: Baolin Wang <[email protected]>
Acked-by: Dev Jain <[email protected]>
Acked-by: Zi Yan <[email protected]>
Acked-by: Oscar Salvador <[email protected]>
Cc: Barry Song <[email protected]>
Cc: Liam Howlett <[email protected]>
Cc: Mariano Pache <[email protected]>
Cc: Ryan Roberts <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

Author: ljskernel

MAINTAINERS

@@ -15945,9 +15945,9 @@ F:	mm/swapfile.c
 MEMORY MANAGEMENT - THP (TRANSPARENT HUGE PAGE)
 M:	Andrew Morton <[email protected]>
 M:	David Hildenbrand <[email protected]>
+M:	Lorenzo Stoakes <[email protected]>
 R:	Zi Yan <[email protected]>
 R:	Baolin Wang <[email protected]>
-R:	Lorenzo Stoakes <[email protected]>
 R:	Liam R. Howlett <[email protected]>
 R:	Nico Pache <[email protected]>
 R:	Ryan Roberts <[email protected]>