SAS Server pane is not refreshed automatically with profile switching

[Zhirong2022]

Describe the bug
Open VSC SAS Extension base on Main branch. Switch from a valid Viya connection to an invalid Viya connection, the data on SAS Server pane is not refreshed automatically.

Steps to reproduce
1.Sign in with a valid Viya connection profile to show SAS Server data
2.Switch to an invalid Viya connection profile and it will have error like 'getaddrinfo ENOTFOUND ...'
3.Expand SAS Server tree

Expected behavior
It has no data on SAS Server pane since the connection is broken

Screenshots

Environment (please complete the following information):
Client OS: [e.g. Windows 11]
Extension version: [e.g. v1.13.0]