devel/py-grpcio-tools: update to 1.59.2.

devel/py-grpcio-tools/Makefile

 PORTNAME=	grpcio-tools
-PORTVERSION=	1.59.0
+PORTVERSION=	1.59.2
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}

devel/py-grpcio-tools/distinfo

-TIMESTAMP = 1696136720
-SHA256 (grpcio-tools-1.59.0.tar.gz) = aa4018f2d8662ac4d9830445d3d253a11b3e096e8afe20865547137aa1160e93
-SIZE (grpcio-tools-1.59.0.tar.gz) = 4622547
+TIMESTAMP = 1699843593
+SHA256 (grpcio-tools-1.59.2.tar.gz) = 75905266cf90f1866b322575c2edcd4b36532c33fc512bb1b380dc58d84b1030
+SIZE (grpcio-tools-1.59.2.tar.gz) = 4622666