devel/py-graphql-relay: Allow build with py-poetry-core 2.0.0+

- Clean up BUILD_DEPENDS: py-setuptools is not needed
- Bump PORTREVISION for package change

devel/py-graphql-relay/Makefile

 PORTNAME=	graphql-relay
 PORTVERSION=	3.2.0
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
@@ -12,8 +12,7 @@ WWW=		https://github.com/graphql-python/graphql-relay-py
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}poetry-core>=1<2:devel/py-poetry-core@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}setuptools>=59<70:devel/py-setuptools@${PY_FLAVOR}
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}poetry-core>=1:devel/py-poetry-core@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}graphql-core>=3.2<4:devel/py-graphql-core@${PY_FLAVOR}
 
 USES=		python

devel/py-graphql-relay/files/patch-pyproject.toml

+--- pyproject.toml.orig	2022-04-16 11:03:39 UTC
++++ pyproject.toml
+@@ -67,5 +67,5 @@ target-version = ['py36', 'py37', 'py38', 'py39', 'py3
+ target-version = ['py36', 'py37', 'py38', 'py39', 'py310']
+ 
+ [build-system]
+-requires = ["poetry_core>=1,<2", "setuptools>=59,<70"]
++requires = ["poetry_core>=1"]
+ build-backend = "poetry.core.masonry.api"