[Idea]: Show memory usage in mouse over of taskbar icon

Overview of the requested feature

Reason for the request

Currently, it only shows CPU usage on temperature. I would also like to see RAM usage.

Related Issues

No response

Check List

• I have read the CONTRIBUTING.md and agree to follow it.
• The proposed feature is beneficial to a wide range of users and not just a personal preference.
• Checked that no similar requests already exist.