MT#57580 add expose_to_customer for NCOS

* ncos_levels and ncos_sets have new field expose_to_customer
  boolean, default 0

Change-Id: I557c67c0d4ae55496317d9d1fe62a1a6614faf5a

lib/NGCP/Schema/Result/ncos_levels.pm

@@ -49,6 +49,8 @@ __PACKAGE__->add_columns(
     is_foreign_key => 1,
     is_nullable => 1,
   },
+  "expose_to_customer",
+  { data_type => "tinyint", default_value => 0, is_nullable => 0 },
 );
 
 __PACKAGE__->set_primary_key("id");

lib/NGCP/Schema/Result/ncos_sets.pm

@@ -31,6 +31,8 @@ __PACKAGE__->add_columns(
   { data_type => "varchar", is_nullable => 0, size => 255 },
   "description",
   { data_type => "varchar", is_nullable => 1, size => 255 },
+  "expose_to_customer",
+  { data_type => "tinyint", default_value => 0, is_nullable => 0 },
 );
 
 __PACKAGE__->set_primary_key("id");