[Compute] Fix #23341: `az vm list-skus`: Fix filtering out VM sizes that are available regionally when they are restricted in all zones

[yanzhudd]

Description

In az vm list-skus command, fix filtering out VM sizes that are available regionally when they are restricted in all zones Close #23341

Testing Guide

History Notes

[Compute] Fix #23341: az vm list-skus: Fix filtering out VM sizes that are available regionally when they are restricted in all zones

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[zhoxing-ms]

Please add test case and rerun some tests like #18939

[yonzhan]

Compute