net/py-dugong: switch to pytest4

- Switch to pytest4 to avoid test failures after updating pytest to 7.x

PR:		256624

Author: AMDmi3

net/py-dugong/Makefile

@@ -10,7 +10,7 @@ COMMENT=	HTTP 1.1 client module designed for RESTful protocols
 LICENSE=	PSFL
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytest>0:devel/py-pytest@${PY_FLAVOR}
+TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pytest4>0:devel/py-pytest4@${PY_FLAVOR}
 
 USES=		python:3.3+ tar:bzip2
 USE_PYTHON=	autoplist distutils