promptflow-core: export error exception types

[ianchi]

Description

A user's flex flow is not able to catch specific errors as Exception types are not exported.

Solves #3814

Adds inner exception information for wrapped OpenAI errors to have access to all detailed error info

All Promptflow Contribution checklist:

• The pull request does not introduce [breaking changes].
• CHANGELOG is updated for new features, bug fixes or other significant changes.
• I have read the contribution guidelines.
• I confirm that all new dependencies are compatible with the MIT license.
• Create an issue and link to the pull request to get dedicated review from promptflow team. Learn more: suggested workflow.

General Guidelines and Best Practices

• Title of the pull request is clear and informative.
• There are a small number of commits, each of which have an informative message. This means that previously merged commits do not appear in the history of the PR. For more information on cleaning up the commits in your PR, see this page.

Testing Guidelines

• Pull request includes test coverage for the included changes.

[github-actions]

Hi, thank you for your interest in helping to improve the prompt flow experience and for your contribution. We've noticed that there hasn't been recent engagement on this pull request. If this is still an active work stream, please let us know by pushing some changes or leaving a comment.

[ianchi]

Hi, any chance to advance with this?

[ianchi]

Hi, any chance to advance with this?

[github-actions]

SDK CLI Global Config Test Result exceptions

0 tests   0 ✅  0s ⏱️
0 suites  0 💤
0 files    0 ❌

Results for commit ee5d69e.

[github-actions]

Executor Unit Test Result exceptions

0 tests   0 ✅  0s ⏱️
0 suites  0 💤
0 files    0 ❌

Results for commit ee5d69e.

[github-actions]

Executor E2E Test Result exceptions

0 tests   0 ✅  0s ⏱️
0 suites  0 💤
0 files    0 ❌

Results for commit ee5d69e.