[BUGFIX] Failing unit test in ``XliffModelTest``
[BUGFIX] Failing unit test in ``XliffModelTest``

Regression of ``I3b5f7e06eca6a2e7e7aa31148c1d031295964c92`
which didn't adjust the test accordingly.

Change-Id: Iaae3b5830846cfc6640c1ebf87174d0803b98f79
Releases: master, 3.0
Original-Commit-Hash: b83f1a270271a31c224deb2a8f118926d4b47fb6

mkeitsch/flow-development-collection,daniellienert/flow-development-collection,kitsunet/flow-development-collection,robertlemke/flow-development-collection,gerhard-boden/flow-development-collection,kitsunet/flow-development-collection,daniellienert/flow-development-collection,chewbakartik/flow-development-collection,fcool/flow-development-collection,fcool/flow-development-collection,albe/flow-development-collection,bwaidelich/flow-development-collection,gerhard-boden/flow-development-collection,mkeitsch/flow-development-collection,dlubitz/flow-development-collection,chewbakartik/flow-development-collection,fcool/flow-development-collection,robertlemke/flow-development-collection,kdambekalns/flow-development-collection,kdambekalns/flow-development-collection,dfeyer/flow-development-collection,robertlemke/flow-development-collection,neos/flow-development-collection,aertmann/flow-development-collection,neos/flow-development-collection,kdambekalns/flow-development-collection,bwaidelich/flow-development-collection,dlubitz/flow-development-collection,dfeyer/flow-development-collection,neos/flow-development-collection,kdambekalns/flow-development-collection,aertmann/flow-development-collection,chewbakartik/flow-development-collection,albe/flow-development-collection,bwaidelich/flow-development-collection,dfeyer/flow-development-collection,dlubitz/flow-development-collection,gerhard-boden/flow-development-collection,aertmann/flow-development-collection,albe/flow-development-collection,kitsunet/flow-development-collection,robertlemke/flow-development-collection,dfeyer/flow-development-collection,mkeitsch/flow-development-collection,daniellienert/flow-development-collection,fcool/flow-development-collection,neos/flow-development-collection