Change text dunning document

[metas-dh]

Test shall include:

• Customer Fixtures to use: (if needed)
• What to test
• Expectation for the test to be successful

http://recordit.co/sEOTFN0pGp

Note: Dunning type and dunning document must exist, see #128, #130

Todo for developer (besides coding)

• Always make sure the issue is in the correct project lane
• [x] run your test in jenkins e2e on a vanilla db
• [x] jenkins console URL / cypress dashboard URL to the successful test run (alternatively screenshot)
  • https://dashboard.cypress.io/#/projects/5yp4q1/runs/471/specs
• [x] get it integrated into master
  • [x] https://github.com/metasfresh/metasfresh-e2e/pull/294

All Flags are ticked? Congratulations, you have delivered!

[cristinastefan90]

The test is partially implemented as for the moment(8/8/2019) we cannot verify text inside pdf reports using cypress.