chore(deps): update dependency flask to v3.1.2

Author: renovate-bot

setup.py

@@ -48,7 +48,7 @@
         "grpcio-tools==1.70.0",
         "googleapis-common-protos==1.69.0",
         "protobuf==5.29.3",
-        "flask==3.0.3",
+        "flask==3.1.2",
         "requests-toolbelt==1.0.0",
         "scalpl==0.4.2",
         "crc32c==2.7.1",