Bump file_selector and file_selector_windows (#1347)

Bumps [file_selector](https://github.com/flutter/plugins/tree/main/packages/file_selector) and [file_selector_windows](https://github.com/flutter/plugins/tree/main/packages/file_selector). These dependencies needed to be updated together.

Updates `file_selector` from 0.8.3 to 0.9.0
- [Release notes](https://github.com/flutter/plugins/releases)
- [Commits](https://github.com/flutter/plugins/commits/file_selector-v0.9.0/packages/file_selector)

Updates `file_selector_windows` from 0.8.2+2 to 0.9.0
- [Release notes](https://github.com/flutter/plugins/releases)
- [Commits](https://github.com/flutter/plugins/commits/file_selector_windows-v0.9.0/packages/file_selector)

---
updated-dependencies:
- dependency-name: file_selector
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: file_selector_windows
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

desktop_photo_search/material/pubspec.yaml

@@ -10,10 +10,10 @@ dependencies:
   built_collection: ^5.1.1
   built_value: ^8.3.0
   cupertino_icons: ^1.0.2
-  file_selector: ^0.8.3
+  file_selector: ^0.9.0
   file_selector_linux: ^0.0.2+1
   file_selector_macos: ^0.9.0
-  file_selector_windows: ^0.8.2
+  file_selector_windows: ^0.9.0
   flutter:
     sdk: flutter
   flutter_simple_treeview: ^3.0.0-nullsafety.1