dev-python/python-dateutil: Remove broken setuptools_scm hack

Closes: https://bugs.gentoo.org/706104
Signed-off-by: Michał Górny <mgorny@gentoo.org>

dev-python/python-dateutil/python-dateutil-2.8.1-r1.ebuild

@@ -18,7 +18,6 @@ SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
 LICENSE="BSD"
 SLOT="0"
 KEYWORDS="~alpha ~amd64 ~arm arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos"
-IUSE="test"
 
 RDEPEND="
 	>=dev-python/six-1.5[${PYTHON_USEDEP}]
@@ -26,14 +25,13 @@ RDEPEND="
 "
 BDEPEND="${RDEPEND}
 	dev-python/setuptools[${PYTHON_USEDEP}]
+	dev-python/setuptools_scm[${PYTHON_USEDEP}]
 	test? (
 		dev-python/freezegun[${PYTHON_USEDEP}]
 		dev-python/hypothesis[${PYTHON_USEDEP}]
 	)
 "
 
-RESTRICT="!test? ( test )"
-
 PATCHES=(
 	"${FILESDIR}/0001-zoneinfo-Get-timezone-data-from-system-tzdata-r1.patch"
 	"${FILESDIR}/python-dateutil-2.8.1-no-pytest-cov.patch"
@@ -42,11 +40,6 @@ PATCHES=(
 distutils_enable_tests pytest
 
 python_prepare_all() {
-	# avoid a setuptools_scm dependency
-	sed -i "s:use_scm_version=True:version='${PV}',name='${PN//-/.}':" setup.py || die
-	sed -r -i "s:setuptools_scm[[:space:]]*([><=]{1,2}[[:space:]]*[0-9.a-zA-Z]+|)[[:space:]]*::" \
-		setup.cfg || die
-
 	# don't install zoneinfo tarball
 	sed -i '/package_data=/d' setup.py || die