updated sla for sheesh

receiver/challenges/Sheesh.py

@@ -54,7 +54,7 @@ class Sheesh(Challenge):
         r = proc.stdout.read
         while True:
             if time.time() - start > timeout:
-                raise TimeoutError(f"Timeout waiting for '{token}'")inp
+                raise TimeoutError(f"Timeout waiting for '{token}'")
             ch = r(1)
             if ch == "" and proc.poll() is not None:
                 raise RuntimeError("Process ended while waiting for prompt")