devel/py-greenlet: Update to 2.0.1

Changes:	https://github.com/python-greenlet/greenlet/blob/master/CHANGES.rst

devel/py-greenlet/Makefile

 PORTNAME=	greenlet
-PORTVERSION=	1.1.3
+PORTVERSION=	2.0.1
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}

devel/py-greenlet/distinfo

-TIMESTAMP = 1661950874
-SHA256 (greenlet-1.1.3.tar.gz) = bcb6c6dd1d6be6d38d6db283747d07fda089ff8c559a835236560a4410340455
-SIZE (greenlet-1.1.3.tar.gz) = 91624
+TIMESTAMP = 1669057749
+SHA256 (greenlet-2.0.1.tar.gz) = 42e602564460da0e8ee67cb6d7236363ee5e131aa15943b6670e44e5c2ed0f67
+SIZE (greenlet-2.0.1.tar.gz) = 163824