devel/py-tox: Fix RUN_DEPENDS

- Remove py-toml from RUN_DEPENDS (toml>=0.10.2;python_version<="3.6")
- Add PYTHON_REL check for py-tomli (tomli>=2.0.1;python_version>="3.7" and python_version<"3.11")
- Update version requirement of RUN_DEPENDS
- Bump PORTREVISION for dependency change

Reference:	https://github.com/tox-dev/tox/blob/3.28.0/setup.cfg#L36-L46
Approved by:	portmgr (blanket)
With hat:	python

devel/py-tox/Makefile

 PORTNAME=	tox
 PORTVERSION=	3.28.0
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
@@ -13,13 +13,11 @@ LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools_scm>0:devel/py-setuptools_scm@${PY_FLAVOR}
-RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}filelock>=3.0.0<4:sysutils/py-filelock@${PY_FLAVOR} \
+RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}filelock>=3.0.0:sysutils/py-filelock@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}packaging>=14:devel/py-packaging@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pluggy>=0.12.0:devel/py-pluggy@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}py>=1.4.17<2:devel/py-py@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}six>=1.14.0<2:devel/py-six@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}toml>=0.9.4:textproc/py-toml@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}tomli>0:textproc/py-tomli@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}py>=1.4.17:devel/py-py@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}six>=1.14.0:devel/py-six@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}virtualenv>=16.0.0:devel/py-virtualenv@${PY_FLAVOR}
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}flaky>=3.4.0:devel/py-flaky@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}freezegun>=0.3.11:devel/py-freezegun@${PY_FLAVOR} \
@@ -31,8 +29,14 @@ USE_PYTHON=	autoplist concurrent distutils pytest4
 
 NO_ARCH=	yes
 
+.include <bsd.port.pre.mk>
+
+.if ${PYTHON_REL} < 31100
+RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}tomli>=2.0.1:textproc/py-tomli@${PY_FLAVOR}
+.endif
+
 # tox.ini clobbers our pytest arguments
 post-extract:
 	${RM} ${WRKSRC}/tox.ini
 
-.include <bsd.port.mk>
+.include <bsd.port.post.mk>