Update ja record translation (#589)

Author: microbit-grace

lang/ui.ja.json

@@ -1268,7 +1268,7 @@
     "description": "Shown while reconnecting"
   },
   "record-action": {
-    "defaultMessage": "録画",
+    "defaultMessage": "記録",
     "description": "Record button text"
   },
   "record-action-aria": {

src/messages/ui.ja.json

@@ -2168,7 +2168,7 @@
   "record-action": [
     {
       "type": 0,
-      "value": "録画"
+      "value": "記録"
     }
   ],
   "record-action-aria": [