Arm64/Sve: Implement Compute*BitAddresses APIs

[kunalspathak]

Implements following APIs:

• Compute16BitAddresses
• Compute32BitAddresses
• Compute64BitAddresses
• Compute8BitAddresses

Contributes towards #99957

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[kunalspathak]

@dotnet/arm64-contrib . I will post the test results later.

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[TIHan]

LGTM pending test results and the formatting fixes

[kunalspathak]

Stress test pass except the failure in JitStress because of known preodicate registers. https://gist.github.com/kunalspathak/19eb5656261d3978843927b746788da6

[kunalspathak]

/ba-g superpmi replay failures #102773

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