devel/py-iniconfig: Fix version

- Bump PORTREVISION for package change

from setup.py:
        use_scm_version=True,

from pyproject.toml:
requires = ["setuptools>=41.2.0", "wheel", "setuptools_scm>3"]

Before:
%%PYTHON_SITELIBDIR%%/iniconfig-0.0.0-py%%PYTHON_VER%%.egg-info/PKG-INFO
%%PYTHON_SITELIBDIR%%/iniconfig-0.0.0-py%%PYTHON_VER%%.egg-info/SOURCES.txt
%%PYTHON_SITELIBDIR%%/iniconfig-0.0.0-py%%PYTHON_VER%%.egg-info/dependency_links.txt
%%PYTHON_SITELIBDIR%%/iniconfig-0.0.0-py%%PYTHON_VER%%.egg-info/not-zip-safe
%%PYTHON_SITELIBDIR%%/iniconfig-0.0.0-py%%PYTHON_VER%%.egg-info/top_level.txt

After:
%%PYTHON_SITELIBDIR%%/iniconfig-1.1.1-py%%PYTHON_VER%%.egg-info/PKG-INFO
%%PYTHON_SITELIBDIR%%/iniconfig-1.1.1-py%%PYTHON_VER%%.egg-info/SOURCES.txt
%%PYTHON_SITELIBDIR%%/iniconfig-1.1.1-py%%PYTHON_VER%%.egg-info/dependency_links.txt
%%PYTHON_SITELIBDIR%%/iniconfig-1.1.1-py%%PYTHON_VER%%.egg-info/not-zip-safe
%%PYTHON_SITELIBDIR%%/iniconfig-1.1.1-py%%PYTHON_VER%%.egg-info/top_level.txt

Approved by:	portmgr (blanket)
With hat:	python

devel/py-iniconfig/Makefile

@@ -1,5 +1,6 @@
 PORTNAME=	iniconfig
 DISTVERSION=	1.1.1
+PORTREVISION=	1
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
@@ -10,6 +11,8 @@ COMMENT=	Simple parsing of ini files in Python
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools_scm>=3:devel/py-setuptools_scm@${PY_FLAVOR}
+
 USES=		python:3.6+
 USE_PYTHON=	autoplist concurrent distutils