added styles for reports pre tag that displayed differently when generated in production operating system
added styles for reports pre tag that displayed differently when generated in production operating system

OWASP/django-DefectDojo,rackerlabs/django-DefectDojo,rackerlabs/django-DefectDojo,grendel513/django-DefectDojo,yan99uic/django-DefectDojo,yan99uic/django-DefectDojo,OWASP/django-DefectDojo,yan99uic/django-DefectDojo,grendel513/django-DefectDojo,yan99uic/django-DefectDojo,OWASP/django-DefectDojo,rackerlabs/django-DefectDojo,rackerlabs/django-DefectDojo,OWASP/django-DefectDojo,grendel513/django-DefectDojo,grendel513/django-DefectDojo,OWASP/django-DefectDojo