fix(frontend): select line when click on knowledge option (#2879)

# Description

Please include a summary of the changes and the related issue. Please
also include relevant motivation and context.

## Checklist before requesting a review

Please delete options that are not relevant.

- [ ] My code follows the style guidelines of this project
- [ ] I have performed a self-review of my code
- [ ] I have commented hard-to-understand areas
- [ ] I have ideally added tests that prove my fix is effective or that
my feature works
- [ ] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged

## Screenshots (if appropriate):

frontend/lib/components/ui/OptionsModal/OptionsModal.tsx

@@ -43,6 +43,7 @@ export const OptionsModal = ({ options }: OptionsModalProps): JSX.Element => {
           key={index}
           onClick={(event) => {
             event.preventDefault();
+            event.stopPropagation();
             option.onClick();
           }}
           onMouseEnter={() => handleMouseEnter(index)}