devel/py-simplejson: Convert to USE_PYTHON=unittest

devel/py-simplejson/Makefile

@@ -15,12 +15,9 @@ LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
 USES=		cpe python:3.6+
 CPE_VENDOR=	simplejson_project
-USE_PYTHON=	autoplist concurrent distutils
+USE_PYTHON=	autoplist concurrent distutils unittest
 
 post-install:
 	${FIND} ${STAGEDIR}${PYTHON_SITELIBDIR} -name '*.so' -exec ${STRIP_CMD} {} +
 
-do-test:
-	cd ${WRKSRC} && ${PYTHON_CMD} -m unittest -v
-
 .include <bsd.port.mk>