Upgrade: Bump gradio from 4.44.1 to 5.5.0

Bumps [gradio](https://github.com/gradio-app/gradio) from 4.44.1 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/[email protected]@5.5.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

client-requirements.txt

@@ -1,4 +1,4 @@
-gradio==4.44.1
+gradio==5.5.0
 loguru==0.7.2
 websockets
 python-dotenv==1.0.1

requirements.txt

@@ -4,7 +4,7 @@ qdrant-client==1.12.0
 python-multipart==0.0.16
 scikit-learn==1.5.2
 langchain-core==0.3.18
-gradio==4.44.1
+gradio==5.5.0
 loguru==0.7.2
 python-dotenv==1.0.1
 llama-index==0.11.21