Enhance tls error logging

[michaelortmann]

Found by: https://github.com/michaelortmann/
Patch by: https://github.com/michaelortmann/
Fixes:

One-line summary:
Enhance tls error logging in case of connecting via +port to a non ssl port

Additional description (if needed):

Test cases demonstrating functionality (if applicable):
The last line is new and logged to LOG_MISC instead of tls->loglevel, which could hide such message

[15:02:17] Trying server 127.0.0.1:+6667
[15:02:17] [!m] CAP LS 302
[15:02:17] TLS: alert during write: fatal (record overflow).
[15:02:17] ERROR: No tls port?