fix(web): [chat_dashboard]Editor always run the first sql

[Aralhi]

Description

Editor always run the first sql when i switch the sql tab.

How Has This Been Tested?

Click Run button after switch the Editor Tab, and check whether run the right sql.

Snapshots:

Checklist:

• My code follows the style guidelines of this project
• I have already rebased the commits and make the commit message conform to the project standard.
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• Any dependent changes have been merged and published in downstream modules

[csunny]

r+

[fangyinc]

LGTM.