[public-enhancements][datasource] add support for getting published datasource by type and proxy user

[v-kkhuang]

What is the purpose of the change

This PR adds functionality to get published datasources filtered by type and proxy user, providing better datasource management capabilities.

Related issues/PRs

Related issues: none
Related pr:none

Brief change log

• Add API to get published datasources by type and proxy user
• Update DataSourceInfoService and implementation
• Add client error codes for datasource operations

Checklist

• I have read the Contributing Guidelines on pull requests.
• I have explained the need for this PR and the problem it solves
• I have explained the changes or the new features added to this PR
• I have added tests corresponding to this change
• I have updated the documentation to reflect this change
• I have verified that this change is backward compatible (If not, please discuss on the Linkis mailing list first)
• If this is a code change: I have written unit tests to fully verify the new behavior.