Bump prompt-toolkit from 3.0.48 to 3.0.50

Bumps [prompt-toolkit](https://github.com/prompt-toolkit/python-prompt-toolkit) from 3.0.48 to 3.0.50.
- [Release notes](https://github.com/prompt-toolkit/python-prompt-toolkit/releases)
- [Changelog](https://github.com/prompt-toolkit/python-prompt-toolkit/blob/master/CHANGELOG)
- [Commits](prompt-toolkit/python-prompt-toolkit@3.0.48...3.0.50)

---
updated-dependencies:
- dependency-name: prompt-toolkit
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirement.txt

@@ -27,7 +27,7 @@ numpy==2.2.2
 opencv-python-headless==4.11.0.86
 packaging==24.2
 pillow==11.1.0
-prompt_toolkit==3.0.48
+prompt_toolkit==3.0.50
 pycparser==2.22
 pydantic==2.10.4
 pydantic_core==2.27.2