Merge pull request #576 from telefonicaid/dependabot/pip/test/acceptance/flask-3.1.3

Bump flask from 2.3.2 to 3.1.3 in /test/acceptance

Author: fgalan

test/acceptance/requirements.txt

@@ -1,6 +1,6 @@
 lettuce==0.2.20
 fabric==1.10.0
-flask==2.3.2         # blindly changing from 0.12.3 due to a github vulnerability warning, not yet tested...
+flask==3.1.3         # blindly changing from 0.12.3 due to a github vulnerability warning, not yet tested...
 requests==2.31.0      # blindly change from 2.20.0 (test/acceptance is no longer in use)
 colorama==0.2.5
 paramiko==3.4.0     # blindly changing from 2.0.9 due to a github vulnerability warning, not yet tested...