devel/py-qcs-api-client: Fix BUILD_DEPENDS

- While I'm here, fix WWW

Poetry is packing and dependency management utility for Python. It should not be
used as BUILD_DEPENDS. Its PEP517 build backend is devel/py-poetry-core.
Therefore, I fixed pyproject.toml and sent the pull request as well.

Approved by:	portmgr (blanket)
With hat:	python
Reference:	https://github.com/rigetti/qcs-api-client-python/blob/v0.21.5/pyproject.toml#L55-L57

devel/py-qcs-api-client/Makefile

@@ -7,12 +7,12 @@ DISTNAME=	${PORTNAME:S/-/_/g}-${DISTVERSION}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Client library for accessing the Rigetti QCS API
-WWW=		https://github.com/rigetti/pyquil
+WWW=		https://github.com/rigetti/qcs-api-client-python
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}poetry>0:devel/py-poetry@${PY_FLAVOR}
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}poetry-core>=1.0.0:devel/py-poetry-core@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}attrs>=21.3.0:devel/py-attrs@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}httpx>=0.23.0:www/py-httpx@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}iso8601>=1.0.2:devel/py-iso8601@${PY_FLAVOR} \

devel/py-qcs-api-client/files/patch-pyproject.toml

@@ -0,0 +1,10 @@
+--- pyproject.toml.orig	2023-05-03 18:28:26 UTC
++++ pyproject.toml
+@@ -53,5 +53,5 @@ multi_line_output = 3
+ include_trailing_comma = true
+
+ [build-system]
+-requires = ["poetry>=1.0"]
+-build-backend = "poetry.masonry.api"
++requires = ["poetry-core>=1.0.0"]
++build-backend = "poetry.core.masonry.api"