message: remove duplicate keys from en_EN
diff: "Who can read history?": "Who can read history?",
  "Who would you like to add to this room?": "Who would you like to add to this room?",
  "Who would you like to communicate with?": "Who would you like to communicate with?",
  - "Searching known users": "Searching known users",
  "%(senderName)s withdrew %(targetName)s's invitation.": "%(senderName)s withdrew %(targetName)s's invitation.",
  "Would you like to <acceptText>accept</acceptText> or <declineText>decline</declineText> this invitation?": "Would you like to <acceptText>accept</acceptText> or <declineText>decline</declineText> this invitation?",
  "You already have existing direct chats with this user:": "You already have existing direct chats with this user:",
  "This process allows you to import encryption keys that you had previously exported from another Matrix client. You will then be able to decrypt any messages that the other client could decrypt.": "This process allows you to import encryption keys that you had previously exported from another Matrix client. You will then be able to decrypt any messages that the other client could decrypt.",
  "The export file will be protected with a passphrase. You should enter the passphrase here, to decrypt the file.": "The export file will be protected with a passphrase. You should enter the passphrase here, to decrypt the file.",
  "You must join the room to see its files": "You must join the room to see its files",
  - "Server may be unavailable, overloaded, or you hit a bug.": "Server may be unavailable, overloaded, or you hit a bug.",
  "Reject all %(invitedRooms)s invites": "Reject all %(invitedRooms)s invites",
  "Start new chat": "Start new chat",
  "Guest users can't invite users. Please register.": "Guest users can't invite users. Please register.",
  "Online": "Online",
  "Idle": "Idle",
  "Offline": "Offline",
  - "disabled": "disabled",
  - "enabled": "enabled",
  "Start chatting": "Start chatting",
  "Start Chatting": "Start Chatting",
  "Click on the button below to start chatting!": "Click on the button below to start chatting!",
  - "Create a new chat or reuse an existing one": "Create a new chat or reuse an existing one",
  - "You already have existing direct chats with this user:": "You already have existing direct chats with this user:",
  - "Start new chat": "Start new chat",
  - "Disable URL previews for this room (affects only you)": "Disable URL previews for this room (affects only you)",
  "$senderDisplayName changed the room avatar to <img/>": "$senderDisplayName changed the room avatar to <img/>",
  "%(senderDisplayName)s removed the room avatar.": "%(senderDisplayName)s removed the room avatar.",
  "%(senderDisplayName)s changed the avatar for %(roomName)s": "%(senderDisplayName)s changed the avatar for %(roomName)s",
  