RAK 2744C misconfigured quectel-chat-disconnect script

I noticed that the script /etc/chatscripts/quectel-chat-disconnect script has some parsing errors by default (line breaks not properly parsed).

Here is a corrected version:

/etc/chatscripts/quectel-chat-disconnect:


ABORT "ERROR"
ABORT "NO DIALTONE"
SAY "
Sending break to the modem
"
  +++
  +++
  +++
SAY "
Goodbye