Bump flask-cors from 3.0.9 to 5.0.0 in /server

Bumps [flask-cors](https://github.com/corydolphin/flask-cors) from 3.0.9 to 5.0.0.
- [Release notes](https://github.com/corydolphin/flask-cors/releases)
- [Changelog](https://github.com/corydolphin/flask-cors/blob/main/CHANGELOG.md)
- [Commits](corydolphin/flask-cors@3.0.9...5.0.0)

---
updated-dependencies:
- dependency-name: flask-cors
  dependency-type: direct:production
...

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

Author: dependabot[bot]

server/requirements.txt

@@ -2,7 +2,7 @@ certifi==2024.7.4
 chardet==3.0.4
 Click==7.0
 Flask==2.3.2
-Flask-Cors==3.0.9
+Flask-Cors==5.0.0
 gcm==0.3
 idna==3.7
 itsdangerous==0.24