qt5: compatible with python3

builds fine, only python script installed is
/usr/lib/qt5/mkspecs/features/uikit/devices.py in qt5-qmake, which is
python 3 compatible

srcpkgs/qt5/template

@@ -8,7 +8,7 @@ version=5.15.7+20221119
 revision=7
 build_style=meta
 hostmakedepends="cmake clang flex perl glib-devel pkg-config
- python re2c ruby which"
+ python3 re2c ruby which"
 makedepends="SDL2-devel Vulkan-Headers alsa-lib-devel double-conversion-devel
  eudev-libudev-devel ffmpeg-devel freetds-devel glib-devel gst-plugins-base1-devel
  gtk+3-devel icu-devel libXv-devel libbluetooth-devel libcap-devel
@@ -31,7 +31,7 @@ homepage="https://qt.io/"
 # can be marked with the export-ignore attribute
 distfiles="https://void.johnnynator.dev/distfiles/qt5-${version}.tar.gz"
 checksum=9d57af471c78029a362276b7c99108ea009f511bb9ba6ff6cb884f6ddd255e9f
-python_version=2 #unverified
+python_version=3
 replaces="qt5-doc<5.6.0 qt5-quick1<5.6.0 qt5-quick1-devel<5.6.0 qt5-webkit<5.6.0 qt5-webkit-devel<5.6.0
  qt5-enginio<5.7.1 qt5-enginio-devel<5.7.1 qt5-plugin-gtk<5.7.1 qt5-canvas3d<5.13.0"
 lib32mode=full