build(deps): bump google-generativeai in /application

Bumps [google-generativeai](https://github.com/google/generative-ai-python) from 0.8.3 to 0.8.5.
- [Release notes](https://github.com/google/generative-ai-python/releases)
- [Changelog](https://github.com/google-gemini/deprecated-generative-ai-python/blob/main/RELEASE.md)
- [Commits](https://github.com/google/generative-ai-python/compare/v0.8.3...v0.8.5)

---
updated-dependencies:
- dependency-name: google-generativeai
  dependency-version: 0.8.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

application/requirements.txt

@@ -15,7 +15,7 @@ Flask==3.1.0
 faiss-cpu==1.9.0.post1
 flask-restx==1.3.0
 google-genai==1.3.0
-google-generativeai==0.8.3
+google-generativeai==0.8.5
 gTTS==2.5.4
 gunicorn==23.0.0
 html2text==2024.2.26