www/py-flask-restx: unbreak after dcb0e109

$ flexget execute
Traceback (most recent call last):
  File "/usr/local/lib/python3.8/site-packages/pkg_resources/__init__.py", line 583, in _build_master
    ws.require(__requires__)
  File "/usr/local/lib/python3.8/site-packages/pkg_resources/__init__.py", line 900, in require
    needed = self.resolve(parse_requirements(requirements))
  File "/usr/local/lib/python3.8/site-packages/pkg_resources/__init__.py", line 791, in resolve
    raise VersionConflict(dist, req).with_context(dependent_req)
pkg_resources.ContextualVersionConflict: (Werkzeug 2.0.1 (/usr/local/lib/python3.8/site-packages), Requirement.parse('werkzeug<2.0.0'), {'flask-restx'})

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/bin/flexget", line 6, in <module>
    from pkg_resources import load_entry_point
  File "/usr/local/lib/python3.8/site-packages/pkg_resources/__init__.py", line 3252, in <module>
    def _initialize_master_working_set():
  File "/usr/local/lib/python3.8/site-packages/pkg_resources/__init__.py", line 3235, in _call_aside
    f(*args, **kwargs)
  File "/usr/local/lib/python3.8/site-packages/pkg_resources/__init__.py", line 3264, in _initialize_master_working_set
    working_set = WorkingSet._build_master()
  File "/usr/local/lib/python3.8/site-packages/pkg_resources/__init__.py", line 585, in _build_master
    return cls._build_from_requirements(__requires__)
  File "/usr/local/lib/python3.8/site-packages/pkg_resources/__init__.py", line 598, in _build_from_requirements
    dists = ws.resolve(reqs, Environment())
  File "/usr/local/lib/python3.8/site-packages/pkg_resources/__init__.py", line 786, in resolve
    raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The 'werkzeug<2.0.0' distribution was not found and is required by flask-restx

www/py-flask-restx/Makefile

 PORTNAME=	flask-restx
 PORTVERSION=	0.4.0
+PORTREVISION=	1
 CATEGORIES=	www python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}

www/py-flask-restx/files/patch-requirements_install.pip

+--- requirements/install.pip.orig	2021-05-12 12:55:49 UTC
++++ requirements/install.pip
+@@ -1,8 +1,8 @@
+ aniso8601==8.0.0; python_version < '3.5'
+ aniso8601>=0.82; python_version >= '3.5'
+ jsonschema
+-Flask>=0.8, <2.0.0
+-werkzeug <2.0.0
++Flask>=0.8
++werkzeug
+ pytz
+ six>=1.3.0
+ enum34; python_version < '3.4'