Expanded intel_device_info output

[oleksandr-pavlyk]

Added "free_memory" for Free Global Memory on the device in bytes, "memory_clock_rate" for Maximum Memory Clock Rate in MHz, and "memory_bus_width" for bus width in bits.

Additions come from https://github.com/intel/llvm/blob/sycl/sycl/doc/extensions/supported/sycl_ext_intel_device_info.md

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[github-actions[bot]]

Deleted rendered PR docs from intelpython.github.com/dpctl, latest should be updated shortly. :crossed_fingers:

[coveralls]

coverage: 88.136% (-0.08%) from 88.218% when pulling 94e36614929bb39cf2ebd9886470a925ab373d59 on add-free-memory-intel-descriptor into aaf444e7cad1699ee70654f569cad7821cbb2237 on master.

[github-actions[bot]]

Array API standard conformance tests for dpctl=0.17.0dev0=py310h15de555_312 ran successfully. Passed: 870 Failed: 8 Skipped: 92

[github-actions[bot]]

Array API standard conformance tests for dpctl=0.17.0dev0=py310h15de555_313 ran successfully. Passed: 870 Failed: 8 Skipped: 92

[github-actions[bot]]

Array API standard conformance tests for dpctl=0.17.0dev0=py310h15de555_315 ran successfully. Passed: 870 Failed: 8 Skipped: 92