chore(deps): update dependency flask to ~=3.1.0 (#180)

Signed-off-by: red-hat-konflux <126015336+red-hat-konflux[bot]@users.noreply.github.com>

setup.py

@@ -27,7 +27,7 @@
         "Topic :: Internet :: WWW/HTTP :: WSGI :: Middleware",
     ],
     install_requires=[
-        "Flask~=3.0.3",
+        "Flask~=3.1.0",
         "requests~=2.32.3",
         "prometheus_client~=0.20",
         "gunicorn==22.0.0",