added description display on summary

locales/cy/case.json

@@ -5,6 +5,7 @@
     "summary-applicant-label": "Apelydd/Ymgeisydd",
     "summary-agent-label": "Asiant",
     "summary-site-address-label": "Cyfeiriad y Safle",
+    "summary-description-label": "Disgrifiad",
     "summary-make-representation-label": "Cyflwyno cynrychiolaeth",
     "summary-back-button-label": "Ewch yn ôl",
     "summary-case-details-label": "Manylion yr Achos",

locales/en/case.json

@@ -5,6 +5,7 @@
     "summary-applicant-label": "Appellant/Applicant",
     "summary-agent-label": "Agent",
     "summary-site-address-label": "Site Address",
+    "summary-description-label": "Description",
     "summary-make-representation-label": "Make representation",
     "summary-back-button-label": "Go back",
     "summary-case-details-label": "Case Details",