chore: Update translations from Crowdin (#6283)

app/javascript/dashboard/i18n/locale/sk/conversation.json

@@ -35,6 +35,7 @@
     "REMOVE_SELECTION": "Odstrániť výber",
     "DOWNLOAD": "Stiahnuť",
     "UNKNOWN_FILE_TYPE": "Unknown File",
+    "SAVE_CONTACT": "Save",
     "UPLOADING_ATTACHMENTS": "Prílohy sa nahrávajú...",
     "SUCCESS_DELETE_MESSAGE": "Správa bola úspešne odstránená",
     "FAIL_DELETE_MESSSAGE": "Správu sa nepodarilo vymazať! Skúste to znova",
@@ -132,6 +133,14 @@
           "PLACEHOLDER": "E-maily oddelené čiarkami",
           "ERROR": "Zadajte platné e-mailové adresy"
         }
+      },
+      "UNDEFINED_VARIABLES": {
+        "TITLE": "Undefined variables",
+        "MESSAGE": "You have {undefinedVariablesCount} undefined variables in your message: {undefinedVariables}. Would you like to send the message anyway?",
+        "CONFIRM": {
+          "YES": "Poslať",
+          "CANCEL": "Zrušiť"
+        }
       }
     },
     "VISIBLE_TO_AGENTS": "Private Note: Only visible to you and your team",