tools/power turbostat 2024.04.10

Much of turbostat can now run with perf, rather than using the MSR driver

Some of turbostat can now run as a regular non-root user.

Add some new output columns for some new GFX hardware.

(patches 01-21 mostly unchanged since 2024.01.08 e-mail)

As always, please let me know if you have any troubles with turbostat.

thanks!
-Len