Roman Livshits

I tried to address this issue in https://github.com/randomsync/robotframework-mqttlibrary/pull/35, maybe someone with enough permissions can review and merge it if the fix is ok.

> The VAR syntax from Robot Framework 7.0 isn't working properly with Robot Framework Language Server. When the VAR is created with the new syntax, and you try to access...

> > @romanliv thanks for submitting this PR. Unless the paho-mqtt dependency is also updated to 2.x, this will break the code/tests. I'm starting to work on overhauling this library...