feat: Deprecate embedded browser and import console (#12460)

This feature also changes the default port where
the browser is running, now the port has moved
to 9001 and it can be configured with

```
--console-address ":9001"
```

cmd/iam.go

@@ -669,8 +669,6 @@ func (sys *IAMSys) Init(ctx context.Context, objAPI ObjectLayer) {
 	}
 
 	go sys.store.watch(ctx, sys)
-
-	logger.Info("IAM initialization complete")
 }
 
 // DeletePolicy - deletes a canned policy from backend or etcd.