testing/gaupol: upgrade to 1.13

https://github.com/otsaloma/gaupol/releases/tag/1.13

testing/gaupol/APKBUILD

 # Maintainer: Antoni Aloy <aaloytorrens@gmail.com>
 pkgname=gaupol
-pkgver=1.12
+pkgver=1.13
 pkgrel=0
 pkgdesc="Editor for text-based subtitles"
 url="https://otsaloma.io/gaupol/"
@@ -22,19 +22,27 @@ depends="
 	py3-gobject3
 	python3
 	"
-makedepends="gettext-dev"
+makedepends="
+	gettext-dev
+	py3-gpep517
+	py3-setuptools
+	py3-wheel
+	"
 subpackages="$pkgname-doc $pkgname-lang $pkgname-pyc"
 source="$pkgname-$pkgver.tar.gz::https://github.com/otsaloma/gaupol/archive/$pkgver.tar.gz"
 options="!check" # no tests
 
 build() {
-	python3 setup.py build
+	gpep517 build-wheel \
+		--wheel-dir .dist \
+		--output-fd 3 3>&1 >&2
 }
 
 package() {
-	python3 setup.py install --skip-build --root="$pkgdir"
+	python3 -m installer -d "$pkgdir" \
+		.dist/*.whl
 }
 
 sha512sums="
-7e8002ceeff0a6c1144a6c23743aff006101a63aee394c4a4eb2742ad37635fe45425964d60ab2d6f10f9e212c72db673f5f1d849f738efcd7d9389054a1de36  gaupol-1.12.tar.gz
+ebe2accd962344c07201e46ceff3801483a4c68f9772d1fc868a93d8044b65987f7233eab675a9f3148bce686261a6b5c40d66d3f9471f9515713fbfb46a3f92  gaupol-1.13.tar.gz
 "