fix version in poetry file
[tool.poetry]
name = "stomp.py"
-version = "6.1.0"
+version = "6.1.1"
description = "Python STOMP client, supporting versions 1.0, 1.1 and 1.2 of the protocol"
authors = ["Jason R Briggs <jasonrbriggs@gmail.com>"]
license = "Apache-2.0"
