Incorrect German translation for Add to Test Plans

Description
Based on language selection to German, the Test Plan in the Test Details section of Test, has incorrect text for Add to Test Plans button.
Pre-conditions: Jira instance with German language

How to reproduce

• Open Jira/Xray in the German language
• Open any Test issue,
• Go to the Test Plan panel - “Test Pläne”

Actual result/Attachments
Button with German text "Dieser Test ist keinem Testplan zugeordnet" translates to "This test is not assigned to any test plan"
 

Expected result
Button with the text "Add to Test Plans"