hot fix the SIGINT handler (#4997)

The signal handler in the autogpt/main.py doesn't work properly because
of the clean_input(...) func. This commit remedies this issue. The issue
is mentioned in
https://github.com/Significant-Gravitas/Auto-GPT/pull/4799/files/3966cdfd694c2a80c0333823c3bc3da090f85ed3#r1264278776

autogpt/utils.py

@@ -55,7 +55,11 @@ def clean_input(config: Config, prompt: str = "", talk=False):
 
         # ask for input, default when just pressing Enter is y
         logger.info("Asking user via keyboard...")
-        answer = session.prompt(ANSI(prompt))
+
+        # handle_sigint must be set to False, so the signal handler in the
+        # autogpt/main.py could be employed properly. This referes to
+        # https://github.com/Significant-Gravitas/Auto-GPT/pull/4799/files/3966cdfd694c2a80c0333823c3bc3da090f85ed3#r1264278776
+        answer = session.prompt(ANSI(prompt), handle_sigint=False)
         return answer
     except KeyboardInterrupt:
         logger.info("You interrupted Auto-GPT")