Add German translations #1348

Job	Run time
Test dev setup on ubuntu-latest	37s
Test dev setup on windows-latest	2m 9s
Build python wheel	1m 1s
Test dev setup on macos-latest	37s
lint / Lint	42s
Test installation of all dependencies	41s
Test (Python: 3.8, DB: mysql)	30m 12s
Test (Python: 3.8, DB: postgres)	29m 20s
End-to-end Test (Python: 3.12, DB: postgres)	5m 52s
Test (Python: 3.12, DB: mysql)	34m 0s
Test (Python: 3.12, DB: postgres)	33m 6s
Indicate completion to coveralls	3s
required-checks-pass	3s
	2h 18m 23s

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