[Rpm-maint] [rpm-software-management/rpm] pythondistdeps: Switch to importlib.metadata (#1317)

[lgtm-com[bot]]

This pull request **fixes 1 alert** when merging 20ad7b9b4845386ddb54ce2a88465e00d992fd0c into 4cbdd7c94071f52dfe64466df80e859193d89d89 - [view on LGTM.com](https://lgtm.com/projects/g/rpm-software-management/rpm/rev/pr-18cffc102335788681d5ee55cf65821e09632595)

**fixed alerts:**

* 1 for Module is imported more than once

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/rpm-software-management/rpm/pull/1317#issuecomment-698141863
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.rpm.org/pipermail/rpm-maint/attachments/20200923/2e370df2/attachment.html>