[1634] Invalid of export of redefining Attribute with shortName

[adaussy]

Bug: #1634

PLEASE READ ALL ITEMS AND CHECK ONLY RELEVANT CHECKBOXES BELOW

Project management

• Has the pull request been added to the relevant milestone?
• Have the priority: and pr: labels been added to the pull request? (In case of doubt, start with the labels priority: low and pr: to review later)
• Have the relevant issues been added to the pull request?
• Have the relevant labels been added to the issues? (area:, type:)
• Have the relevant issues been added to the same project milestone as the pull request?

Changelog and release notes

• Has the CHANGELOG.adoc + doc/content/modules/user-manual/pages/release-notes/YYYY.MM.0.adoc been updated to reference the relevant issues?
• Have the relevant API breaks been described in the CHANGELOG.adoc + doc/content/modules/user-manual/pages/release-notes/YYYY.MM.0.adoc?
• In case of a change with a visual impact, are there any screenshots in the doc/content/modules/user-manual/pages/release-notes/YYYY.MM.0.adoc?
• In case of a key change, has the change been added to Key highlights section in doc/content/modules/user-manual/pages/release-notes/YYYY.MM.0.adoc?
• Are the new / upgraded dependencies mentioned in the relevant section of the CHANGELOG.adoc + doc/content/modules/user-manual/pages/release-notes/YYYY.MM.0.adoc?

Documentation

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Tests

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