fix: Display right key in key request dialog

lib/components/matrix.dart

@@ -348,7 +348,7 @@ class MatrixState extends State<Matrix> {
             context: context,
             title: L10n.of(context).requestToReadOlderMessages,
             message:
-                '${sender.id}\n\n${L10n.of(context).device}:\n${request.requestingDevice.deviceId}\n\n${L10n.of(context).identity}:\n${request.requestingDevice.curve25519Key.beautified}',
+                '${sender.id}\n\n${L10n.of(context).device}:\n${request.requestingDevice.deviceId}\n\n${L10n.of(context).publicKey}:\n${request.requestingDevice.ed25519Key.beautified}',
             okLabel: L10n.of(context).verify,
             cancelLabel: L10n.of(context).deny,
           ) ==

lib/l10n/intl_en.arb

@@ -1204,6 +1204,11 @@
     "type": "text",
     "placeholders": {}
   },
+  "publicKey": "Public Key",
+  "@publicKey": {
+    "type": "text",
+    "placeholders": {}
+  },
   "publicRooms": "Public Rooms",
   "@publicRooms": {
     "type": "text",