Update redirects base url for subdomain consolidation

Author: i80and

config/redirects

@@ -1,7 +1,7 @@
 # Lines are temporarily commented out to prevent accidentally clobbering anything
 # while we work out how to deploy this property.
 
-define: base https://docs.mongodb.com/kubernetes-operator
+define: base https://www.mongodb.com/docs/kubernetes-operator
 define: versions v0.8 v0.9 v0.10 v0.11 v0.12 v1.0 v1.1 v1.2 v1.3 v1.4 v1.5 v1.6 v1.7 v1.8 v1.9 v1.10 v1.11 v1.12 v1.13 v1.14 v1.15 master
 symlink: v1.16 -> master
 symlink: upcoming -> master