Improved Disk Info Handling

[zoo868e]

Retrieve disk information using the sysinfo trait. Successfully tested on Windows platform.

• Added new structures: MyDisk and Drives to represent disk information.
• Added a new field disk: Drives in the SystemInformation structure to store disk information.
• Modified the implementation of GetSystemInformation trait to return disk information as a result of system::new_all().disks().
• Updated the impl SystemInformation block to use the new disk information structure.
• Modified the calculation of available_disk and used_disk to use the new disk information structure and compute the sizes.
• Updated the fmt::Display implementation of SystemInformation to include disk information in the output.
• Updated the unit tests.