Bump gradio

Bumps the pip group with 1 update in the /src/ghosts.shadows/src directory: [gradio](https://github.com/gradio-app/gradio).


Updates `gradio` from 5.5.0 to 5.11.0
- [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@5.5.0...gradio@5.11.0)

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

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

src/ghosts.shadows/src/requirements.txt

@@ -1,5 +1,5 @@
 Flask==3.0.2
-gradio==5.5.0
+gradio==5.11.0
 imaginairy==14.2.0
 langchain==0.3.0
 langchain_community==0.3.0