fix: fixing setup flatpak script path in slack and zoom script in communication setup

[harshv5094]

Type of Change

• Bug fix

Description

The setup-flatpak.sh path was incorrect according to folder structure

Checklist

• My code adheres to the coding and style guidelines of the project.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have made corresponding changes to the documentation.
• My changes generate no errors/warnings/merge conflicts.