Require Werkzeug >=3.0.3

[soxofaan]

Recently a security issue (GHSA-2g68-c3qc-8985) was addressed in Werkzeug 3.0.3

openeo-python-driver is pinned down below that.

openeo-python-driver/setup.py

Line 54 in 16f324a

"werkzeug>=2.3.8,<3.0.0", # https://github.com/Open-EO/openeo-python-driver/issues/243

I already tried to lift the constraint, but had to backtrack because of some deployments that are stuck with too low flask versions:
4af799c

[soxofaan]

Pushed another attempt to bump the werkzeug constraint. Now it's matter of waiting for all related CI pipelines to give it a stamp of approval

[soxofaan]

it passed CI, and is now running in dev