Delete double entries in json files

dmp-frontend/src/assets/i18n/en.json

@@ -1269,11 +1269,9 @@
 		"SEARCH": "SEARCH...",
 		"DATA-MANAGEMENT-PLANS": "DATA MANAGEMENT PLANS",
 		"PERSONAL-USAGE": "Personal Usage",
-		"DMPS": "DMPs",
 		"DATASET-DESCRIPTIONS": "Dataset Descriptions",
 		"PUBLIC-DMPS": "Public DMPs",
 		"PUBLIC-DATASETS": "Public Dataset Descriptions",
-		"GRANTS": "Grants",
 		"RELATED-ORGANISATIONS": "Related Organisations",
 		"DRAFTS": "Drafts",
 		"ALL": "All",

dmp-frontend/src/assets/i18n/es.json

@@ -1248,11 +1248,9 @@
 		"SEARCH": "BUSCAR...",
 		"DATA-MANAGEMENT-PLANS": "PLANES DE GESTIÓN DE DATOS",
 		"PERSONAL-USAGE": "Uso Personal",
-		"DMPS": "DMPs",
 		"DATASET-DESCRIPTIONS": "Descripciones del dataset",
 		"PUBLIC-DMPS": "Public DMPs",
 		"PUBLIC-DATASETS": "Public Dataset Descriptions",
-		"GRANTS": "Subvenciones",
 		"RELATED-ORGANISATIONS": "Organizaciones Relacionadas",
 		"DRAFTS": "Borradores",
 		"ALL": "All",

dmp-frontend/src/assets/i18n/gr.json

@@ -1253,7 +1253,6 @@
 		"DATASET-DESCRIPTIONS": "Περιγραφές Dataset",
 		"PUBLIC-DMPS": "Public DMPs",
 		"PUBLIC-DATASETS": "Public Dataset Descriptions",
-		"GRANTS": "Grants",
 		"RELATED-ORGANISATIONS": "Σχετικοί Οργανισμοί",
 		"DRAFTS": "Προσχέδια",
 		"ALL": "Όλα",