AsStrided: Improve error handling and error messages.

[ysiraichi]

This PR refactors AsStrided node implementation, and improves its error handling by making it override SafeLower.

Key Changes:

• Replaced Lower override by SafeLower
• Inlined LowerAsStrided into the SafeLower implementation + comments
• Added check CheckSpecFitsInput() at tracing and lowering time
• Moved GetArrayStridePermutation() out of AsStrided class, and renamed it to GetDescendingOrderPermutation()
  • Returns a descending order permutation of the given span
• Moved StrideIsSupported out of AsStrided class, and renamed it to AsStridedIsSupported()

[ysiraichi]

This PR is blocked by:

• GetOutputOp: Refactor and Improve error handling. #9721
• Improve error handling and message of lowering helper functions. #9722