Remove cocky from names-generator

Could be misinterpreted as something not too kosher

Signed-off-by: Eli Uriegas <eli.uriegas@docker.com>
(cherry picked from commit 8be39cd27754be73bfcfd3e5a0ee9501a92b4fce)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
Upstream-commit: f13b265b565690b5711bee05fe19f442104f8ba2
Component: engine

Author: seemethere

components/engine/pkg/namesgenerator/names-generator.go

@@ -22,7 +22,6 @@ var (
 		"busy",
 		"charming",
 		"clever",
-		"cocky",
 		"cool",
 		"compassionate",
 		"competent",