Update vaatimusmaarittely.md

1 job for master in 11 seconds (queued for 1 second)
Name Stage Failure
failed
pages Test
    text, did_replace = self._replace_block(text)
File "/usr/local/lib/python2.7/dist-packages/plantuml-markdown.py", line 151, in _replace_block
diagram = self._render_remote_uml_image(code, requested_format)
File "/usr/local/lib/python2.7/dist-packages/plantuml-markdown.py", line 221, in _render_remote_uml_image
return PlantUML("%s/%s/" % (self.config['server'], img_format)).processes(plantuml_code)
File "/usr/local/lib/python2.7/dist-packages/plantuml.py", line 177, in processes
raise PlantUMLHTTPError(response, content)
plantuml.PlantUMLHTTPError
ERROR: Job failed: exit code 1