[RN] Rename lock room button

lang/main.json

         "liveStreamingDisabledForGuestTooltip": "Guests can't start live streaming.",
         "liveStreamingDisabledTooltip": "Start live stream disabled.",
         "lockMessage": "Failed to lock the conference.",
-        "lockRoom": "Lock room",
+        "lockRoom": "Add meeting password",
         "lockTitle": "Lock failed",
         "logoutQuestion": "Are you sure you want to logout and stop the conference?",
         "logoutTitle": "Logout",
         "tokenAuthFailedTitle": "Authentication failed",
         "transcribing": "Transcribing",
         "unableToSwitch": "Unable to switch video stream.",
-        "unlockRoom": "Unlock room",
+        "unlockRoom": "Remove meeting password",
         "userPassword": "user password",
         "WaitForHostMsg": "The conference <b>__room__</b> has not yet started. If you are the host then please authenticate. Otherwise, please wait for the host to arrive.",
         "WaitForHostMsgWOk": "The conference <b>__room__</b> has not yet started. If you are the host then please press Ok to authenticate. Otherwise, please wait for the host to arrive.",
             "invite": "Invite people",
             "kick": "Kick participant",
             "localRecording": "Toggle local recording controls",
-            "lockRoom": "Toggle room lock",
+            "lockRoom": "Toggle meeting password",
             "moreActions": "Toggle more actions menu",
             "moreActionsMenu": "More actions menu",
             "mute": "Toggle mute audio",