Update copyright year in English localization (#191)

Author: kaicode

ui/snapclient/src/assets/i18n/en.json

@@ -536,7 +536,7 @@
   },
 
   "FOOTER" : {
-    "COPYRIGHT_SNOMED_INTERNATIONAL": "Copyright 2025 SNOMED International",
+    "COPYRIGHT_SNOMED_INTERNATIONAL": "Copyright 2026 SNOMED International",
     "SNOMED_INTERNATIONAL": "SNOMED International",
     "TERMS_OF_SERVICE": "Terms Of Service",
     "PRIVACY_POLICY": "Privacy Policy",