Update src/test/schematron/buyer-contracting-type.gc,...

REady for merge:

• buyer-contracting-type.gc
• buyer-legal-type_eforms-buyer-legal-type.gc
  • falsche code pattern
• criterion_exclusion-ground.gc
• economic-operator-size.gc
• gpp-criteria.gc
• legal-basis_eforms-legal-basis.gc
• missing-info-submission.gc
• procurement-procedure-type.gc
• received-submission-type.gc
• social-objective.gc
• suitable-business-type.gc