Bump gradio from 5.3.0 to 5.5.0

Bumps [gradio](https://github.com/gradio-app/gradio) from 5.3.0 to 5.5.0.
- [Release notes](https://github.com/gradio-app/gradio/releases)
- [Changelog](https://github.com/gradio-app/gradio/blob/main/CHANGELOG.md)
- [Commits](https://github.com/gradio-app/gradio/compare/gradio@5.3.0...gradio@5.5.0)

---
updated-dependencies:
- dependency-name: gradio
dependency-type: direct:production
...

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

requirements.txt

@@ -1,4 +1,4 @@
-gradio==5.3.0
+gradio==5.5.0
 gradio_client==1.4.2
 opencv-python==4.10.0.84
 opencv-contrib-python==4.10.0.84