Translate en.json in sw

99% of minimum 80% translated source file: 'en.json'
on 'sw'.

Sync of partially translated files: 
untranslated content is included with an empty translation 
or source language content depending on file format

apps/web-mzima-client/src/assets/locales/sw.json

@@ -2077,7 +2077,7 @@
       }
     },
     "snackbar": {
-      "changes_discarded": "Changes discarded successfully",
+      "changes_discarded": "Mabadiliko yamekatishwa kwa ufanikio",
       "no_changes_made": "No changes made yet",
       "close": "Funga"
     },