Add two custom fields; hasPurpose and provenance

Author: J4bbi

site/mex_invenio/custom_fields/custom_fields.py

@@ -59,6 +59,7 @@
     TextCF(name="mex:gndId", multiple=True),
     MultiLanguageTextCF(name="mex:hasLegalBasis", multiple=True),
     TextCF(name="mex:hasPersonalData"),
+    MultiLanguageTextCF(name="mex:hasPurpose", multiple=True),
     TextCF(name="mex:icd10code", multiple=True),
     TextCF(name="mex:identifier", field_args={"required": True}),
     MultiLanguageTextCF(name="mex:instrumentToolOrApparatus", multiple=True),
@@ -96,6 +97,7 @@
     FixedEDTFDateStringCF(name="mex:publicationYear"),
     TextCF(name="mex:publisher", multiple=True),
     MultiLanguageTextCF(name="mex:qualityInformation", multiple=True),
+    MultiLanguageTextCF(name="mex:purpose", multiple=True),
     LinkCF(name="mex:repositoryURL", multiple=True),
     TextCF(name="mex:resourceCreationMethod", multiple=True),
     TextCF(name="mex:resourceTypeGeneral", multiple=True),