Fixed an issue where setting a SpriteFrame on the Sprite Inspector panel caused a false freeze

[knoxHuang]

Re: #

Changelog

• This does not take into account the problem that the asset is not in the assets directory, resulting in an endless loop of while, which indicates that it has reached the root directory by judging the length

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Continuous Integration

This pull request:

• needs automatic test cases check.

  Manual trigger with @cocos-robot run test cases afterward.

• does not change any runtime related code or build configuration

  If any reviewer thinks the CI checks are needed, please uncheck this option, then close and reopen the issue.

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Compatibility Check

This pull request:

• changes public API, and have ensured backward compatibility with deprecated features.
• affects platform compatibility, e.g. system version, browser version, platform sdk version, platform toolchain, language version, hardware compatibility etc.
• affects file structure of the build package or build configuration which requires user project upgrade.
• introduces breaking changes, please list all changes, affected features and the scope of violation.

[github-actions]

✅ Package size is not changed

Interface Check Report

This pull request does not change any public interfaces !