Schemas & modules imported by message id don't contain tags in some cases

[kirill-tolochko]

Problem description

Schemas & modules, imported by message id don't contain tags, if the tags were added after the schema/module (which message id we are using) was published.

Step to reproduce

Steps to reproduce the behavior:

1. Import and publish iRec9
2. Add any tag to the any schema of iRec9 and to the module
3. Copy message identifier of the schema/policy
4. Import the schema/module by mesage id

Expected behavior

New imported schema/module contains added tag

Actual behavior

New imported schema/module doesn't contain added tag. It contains tag only if the tag was imported before the schema/module was published.