Update maintainer from Nicko to Enrique

Signed-off-by: Enrique Lacal <[email protected]>

MAINTAINERS.md

@@ -8,7 +8,7 @@ The following is the list of current maintainers this repo:
 | Peter Broadhurst  | peterbroadhurst | [email protected]  | peterbroadhurst   |
 | Andrew Richardson | awrichar        | [email protected] | Andrew.Richardson |
 | David Echelberger | eberger727      | [email protected] | dech727           |
-| Nicko Guyer       | nguyer          | nicko.guyer@kaleido.io       | nguyer            |
+| Enrique Lacal     | enriquel8       | enrique.lacal@kaleido.io     | enrique.lacal     |
 
 This list is to be kept up to date as maintainers are added or removed.