Set package initial status if its empty (#1522)

If the user applies package YAML file has no status field,
the package won't be able to be compiled or deployed due
to lack of status. This PR aims to add a check at buildermgr
to set initial package status to those packages.

pkg/controller/controller.go

@@ -18,7 +18,6 @@ package controller
 
 import (
 	"context"
-
 	"go.uber.org/zap"
 
 	"github.com/fission/fission/pkg/crd"