Modify hook docs for clarity on displaying hook execution results

[allenxu404]

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Does your change fix a particular issue?

Fixes #7154

Please indicate you've done the following:

• [ ] Accepted the DCO. Commits without the DCO will delay acceptance.
• [ ] Created a changelog file or added /kind changelog-not-required as a comment on this pull request.
• [ ] Updated the corresponding documentation in site/content/docs/main.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 58.42%. Comparing base (dcf760d) to head (1641af1). Report is 12 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #7679 +/- ## ========================================== - Coverage 61.76% 58.42% -3.34% ========================================== Files 276 343 +67 Lines 24716 28394 +3678 ========================================== + Hits 15265 16590 +1325 - Misses 8098 10387 +2289 - Partials 1353 1417 +64 ```

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