Removed date_of_expiry and achievement_description from Learning Credential (#226)

Author: gdimtsas

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

@@ -166,11 +166,11 @@ export const LEARNING_CREDENTIAL_ATTESTATION: AttestationDefinition = {
     {identifier: "issuing_authority", attribute: "Issuing Authority", selectivelyDisclosable: "never"},
     {identifier: "issuing_country", attribute: "Issuing Country", selectivelyDisclosable: "never"},
     {identifier: "date_of_issuance", attribute: "Date of Issuance", selectivelyDisclosable: "never"},
-    {identifier: 'date_of_expiry', attribute: "Date of Expiry", selectivelyDisclosable: "never"},
+    //{identifier: 'date_of_expiry', attribute: "Date of Expiry", selectivelyDisclosable: "never"},
     {identifier: "family_name", attribute: "Family Name(s)"},
     {identifier: "given_name", attribute: "Given Name(s)"},
     {identifier: "achievement_title", attribute: "Achievement Title", selectivelyDisclosable: "never"},
-    {identifier: "achievement_description", attribute: "Achievement Description", selectivelyDisclosable: "never"},
+    //{identifier: "achievement_description", attribute: "Achievement Description", selectivelyDisclosable: "never"},
     {identifier: "learning_outcomes", attribute: "Learning Outcomes"},
     {identifier: "assessment_grade", attribute: "Assessment Grade"},
     {identifier: "language_of_classes", attribute: "Language of classes", selectivelyDisclosable: "never"},