[FEATURE] tauri-port: Add CPU and Memory widgets

[da-rth]

What is the request?

Add widgets that allow for CPU and system memory information to be shown within the status bar.

• Could include temperature monitoring modules

How could it be implemented?

System information can be polled from the following crates:

• https://docs.rs/cpuid/0.1.1/cpuid/
• https://docs.rs/sysinfo/latest/sysinfo/ or via the win32 api directly.