[#54007] scenarios: inference_server: Fixed help message for configur…

…ation with flags

Signed-off-by: Krzysztof Wasielewski <kwasielewski@internships.antmicro.com>

kenning/scenarios/inference_server.py

@@ -56,7 +56,7 @@
     ),
     FLAG_CONFIG: (
         "Configuration with flags. This section is not compatible with "
-        f"'{JSON_CONFIG}'. Arguments with '*' are required.",
+        f"'{JSON_CONFIG}'. Arguments with '*' are required."
     ),
 }