chore(deps-dev): bump prettier from 3.6.2 to 3.9.6 in /frontend (#2618)

* chore(deps-dev): bump prettier from 3.6.2 to 3.9.6 in /frontend

Bumps [prettier](https://github.com/prettier/prettier) from 3.6.2 to 3.9.6.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](https://github.com/prettier/prettier/compare/3.6.2...3.9.6)

---
updated-dependencies:
- dependency-name: prettier
  dependency-version: 3.9.6
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* fix: prevent duplicate upload when pasting files into message input

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: ManishMadan2882 <manishmadan321@gmail.com>

frontend/src/components/MessageInput.tsx

@@ -907,6 +907,11 @@ export default function MessageInput({
     onDrop,
     noClick: true,
     noKeyboard: true,
+    // The textarea below owns paste-to-attach via handlePaste. react-dropzone
+    // added its own paste handling in v19.2 (on by default), which fires on the
+    // root for pastes into any focused descendant - so both would upload the
+    // same file. Leave paste to handlePaste.
+    noPaste: true,
     multiple: true,
     onDragEnter: () => {
       setHandleDragActive(true);