When scripts that share UI variables are loaded in the same tab they will not update the UI on variable change

[HaivuUK]

Describe the bug
When scripts that share UI variables are loaded in the same tab, they will not update the UI on variable change.

To Reproduce
Steps to reproduce the behaviour:

1. Have two scripts in the same lib folder (e.g. fem_libs)
2. Launch program
3. Open one of the scripts and change a variable.
4. The UI will update with the variable value.
5. In the drop-down, open the second script and attempt to change a UI element that may share a variable.
6. The UI will not update to the new variable.

Expected behaviour
The variable should update in the UI on the second script.

Desktop (please complete the following information):

• OS: W11
• Version 1.0.0+
• Python Version 3.11