universe/py3-packaging: update gpep517 build to use hidden dirs for d…

…ist/testenv

[ commit 083eb89bb9af1e5570429a2580c0c2d5d136be4c ]

this works around issues like pytest-dev/pytest#3151

universe/py3-packaging/APKBUILD

@@ -23,13 +23,13 @@ provides="py-packaging=$pkgver-r$pkgrel" # Backwards compatibility
 
 build() {
 	gpep517 build-wheel \
-		--wheel-dir dist \
+		--wheel-dir .dist \
 		--output-fd 3 3>&1 >&2
 }
 
 package() {
 	python3 -m installer -d "$pkgdir" \
-		dist/*.whl
+		.dist/*.whl
 }
 
 check() {