devel/py-installer: Update to 0.5.0

Changes:	https://github.com/pradyunsg/installer/blob/main/docs/changelog.md

devel/py-installer/Makefile

 # Created by: Po-Chuan Hsieh <sunpoet@FreeBSD.org>
 
 PORTNAME=	installer
-PORTVERSION=	0.4.0
+PORTVERSION=	0.5.0
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
@@ -12,7 +12,7 @@ COMMENT=	Library for installing Python wheels
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-USES=		python:3.6+
+USES=		python:3.7+
 USE_PYTHON=	autoplist concurrent distutils
 
 NO_ARCH=	yes

devel/py-installer/distinfo

-TIMESTAMP = 1634391132
-SHA256 (installer-0.4.0.tar.gz) = 17d7ca174039fbd85f268e16042e3132ebb03d91e1bbe0f63b9ec6b40619414a
-SIZE (installer-0.4.0.tar.gz) = 467939
+TIMESTAMP = 1646057958
+SHA256 (installer-0.5.0.tar.gz) = 0cd6bdab3b358cf7e8749370b99aef9e12202751271c5ddb22126599b34dc665
+SIZE (installer-0.5.0.tar.gz) = 469711