DOCSP-48285: Update enterprise kubernetes site name (#2123)

Author: norareidy

snooty.toml

@@ -1,5 +1,5 @@
 name = "docs-k8s-operator"
-title = "MongoDB Enterprise Kubernetes Operator"
+title = "Enterprise Kubernetes Operator"
 
 intersphinx = [ "https://www.mongodb.com/docs/ops-manager/current/objects.inv",
                 "https://www.mongodb.com/docs/manual/objects.inv",