Revert "feat: add error message for failed SSL handshakes"

This reverts commit fc93b67.

src/dumdum/client/app.py

@@ -3,7 +3,6 @@
 import logging
 import queue
 import ssl
-import traceback
 from tkinter import Event, Tk, messagebox
 from tkinter.ttk import Frame
 from typing import Any, Awaitable, ContextManager, Protocol, runtime_checkable
@@ -26,15 +25,6 @@
 log = logging.getLogger(__name__)
 
 
-def reset_during_ssl_handshake(exc: ConnectionResetError) -> bool:
-    for stack in traceback.extract_tb(exc.__traceback__):
-        if "handshake" in stack.name:
-            return True
-        if stack.line is not None and "handshake" in stack.line:
-            return True
-    return False
-
-
 class ClientStoreFactory(Protocol):
     def __call__(self) -> ContextManager[ClientStore]: ...
 
@@ -200,13 +190,6 @@ def _on_connection_lost(self, event: Event) -> None:
                 "The server is unable to use SSL encryption. If you still want to "
                 "connect using an insecure connection, you must turn off SSL.",
             )
-        elif isinstance(exc, ConnectionResetError) and reset_during_ssl_handshake(exc):
-            log.error("Lost connection during SSL handshake", exc_info=exc)
-            messagebox.showerror(
-                "Connection Lost",
-                "The server closed our connection during the SSL handshake. "
-                "Maybe the server does not use SSL?",
-            )
         elif isinstance(exc, BaseExceptionGroup) and len(exc.exceptions) == 1:
             first_exception = exc.exceptions[0]
             log.error("Lost connection with server", exc_info=exc)