flit: drop outdated and unused recipe. (#11933)

Never referenced on-tree since introduced.

Provides `cmd:flit`, but that's only useful to publish python modules on PyPi.
Uusers needing it should know how to `pip install` it.

dev-python/flit/flit-3.7.1.recipe

@@ -1,63 +0,0 @@
-SUMMARY="A simple packaging tool for simple packages"
-DESCRIPTION="**Flit** is a simple way to put Python packages and modules on PyPI.
-It tries to require less thought about packaging and help you avoid common
-mistakes."
-HOMEPAGE="https://pypi.org/project/flit/"
-COPYRIGHT="2015 Thomas Kluyver and contributors"
-LICENSE="BSD (3-clause)"
-REVISION="4"
-pypiVersion="f8/81/5281e3f50a238d1169cc5c4c3acec91c631da79962d387ea843083bd151e"
-SOURCE_URI="https://files.pythonhosted.org/packages/$pypiVersion/flit-$portVersion-py3-none-any.whl#noarchive"
-CHECKSUM_SHA256="06a93a6737fa9380ba85fe8d7f28efb6c93c4f4ee9c7d00cc3375a81f33b91a4"
-
-ARCHITECTURES="any"
-
-PROVIDES="
-	$portName = $portVersion
-	"
-REQUIRES="
-	haiku
-	"
-
-BUILD_REQUIRES="
-	haiku_devel
-	"
-
-PYTHON_PACKAGES=(python39 python310)
-PYTHON_VERSIONS=(3.9 3.10)
-for i in "${!PYTHON_PACKAGES[@]}"; do
-pythonPackage=${PYTHON_PACKAGES[i]}
-pythonVersion=${PYTHON_VERSIONS[$i]}
-eval "PROVIDES_${pythonPackage}=\"\
-	${portName}_$pythonPackage = $portVersion\n\
-	cmd:flit\
-	\"; \
-REQUIRES_$pythonPackage=\"\
-	haiku\n\
-	cmd:python$pythonVersion\
-	\""
-BUILD_REQUIRES="$BUILD_REQUIRES
-	setuptools_$pythonPackage"
-BUILD_PREREQUIRES="$BUILD_PREREQUIRES
-	installer_$pythonPackage
-	cmd:python$pythonVersion"
-done
-
-INSTALL()
-{
-	for i in "${!PYTHON_PACKAGES[@]}"; do
-		pythonPackage=${PYTHON_PACKAGES[i]}
-		pythonVersion=${PYTHON_VERSIONS[$i]}
-
-		python=python$pythonVersion
-		installLocation=$prefix/lib/$python/vendor-packages/
-		export PYTHONPATH=$installLocation:$PYTHONPATH
-		mkdir -p $installLocation
-		rm -rf build
-		$python -m installer -p $prefix flit-$portVersion-py3-none-any.whl
-
-		packageEntries  $pythonPackage \
-			$prefix/lib/python* \
-			$prefix/bin
-	done
-}