MAINTAINERS: update my email

Signed-off-by: Bjorn Neergaard <bjorn.neergaard@docker.com>

MAINTAINERS

@@ -459,7 +459,7 @@
 
 	[people.neersighted]
 	Name = "Bjorn Neergaard"
-	Email = "bneergaard@mirantis.com"
+	Email = "bjorn@neersighted.com"
 	GitHub = "neersighted"
 
 	[people.olljanat]