Finalize learning credential data model

Author: dzarras

src/app/core/constants/attestation-definitions.ts

@@ -177,10 +177,8 @@ export const LEARNING_CREDENTIAL_ATTESTATION: AttestationDefinition = {
     {identifier: "learner_identification", attribute: "Learner identification"},
     {identifier: "expected_study_time", attribute: "Expected study time"},
     {identifier: "level_of_learning_experience", attribute: "Level of learning experience"},
-    {identifier: "form_of_participation", attribute: "Form of participation"},
     {identifier: "types_of_quality_assurance", attribute: "Types of quality assurance"},
     {identifier: "prerequisites_to_enroll", attribute: "Prerequisites to enroll"},
-    {identifier: "evaluator_verification", attribute: "Evaluator verification"},
     {identifier: "integration_stackability_options", attribute: "Integration or Stackability options"},
   ]
 }

src/app/core/constants/attestations-per-format.ts

@@ -104,12 +104,12 @@ function sdJwtVcAttributeClaimQuery(attribute: DataElement, attestationType: Att
     return ['nationalities', null];
   } else if (attestationType === AttestationType.LEARNING_CREDENTIAL && resolvedAttribute === "learning_outcomes") {
     return ["learning_outcomes", null];
+  } else if (attestationType === AttestationType.LEARNING_CREDENTIAL && resolvedAttribute === "language_of_classes") {
+    return ["language_of_classes", null];
   } else if (attestationType === AttestationType.LEARNING_CREDENTIAL && resolvedAttribute === "types_of_quality_assurance") {
     return ["types_of_quality_assurance", null];
   } else if (attestationType === AttestationType.LEARNING_CREDENTIAL && resolvedAttribute === "prerequisites_to_enroll") {
     return ["prerequisites_to_enroll", null];
-  } else if (attestationType === AttestationType.LEARNING_CREDENTIAL && resolvedAttribute === "evaluator_verification") {
-    return ["evaluator_verification", null];
   } else {
     return resolvedAttribute.split('.');
   }