databases/py-sqlalchemy20: Update to 2.0.29

Changes:	https://docs.sqlalchemy.org/en/20/changelog/changelog_20.html

databases/py-sqlalchemy20/Makefile

 PORTNAME=	sqlalchemy
-PORTVERSION=	2.0.28
+PORTVERSION=	2.0.29
 CATEGORIES=	databases python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}

databases/py-sqlalchemy20/distinfo

-TIMESTAMP = 1710712402
-SHA256 (SQLAlchemy-2.0.28.tar.gz) = dd53b6c4e6d960600fd6532b79ee28e2da489322fcf6648738134587faf767b6
-SIZE (SQLAlchemy-2.0.28.tar.gz) = 9531010
+TIMESTAMP = 1711466114
+SHA256 (SQLAlchemy-2.0.29.tar.gz) = bd9566b8e58cabd700bc367b60e90d9349cd16f0984973f98a9a09f9c64e86f0
+SIZE (SQLAlchemy-2.0.29.tar.gz) = 9543967