Build with qt6 and make pkgbuild more similar to official stable pkgbuild

.SRCINFO

@@ -1,6 +1,6 @@
 pkgbase = freecad-git
 	pkgdesc = A general purpose 3D CAD modeler - git checkout
-	pkgver = 0.22.0.35039.ge937cc1efc
+	pkgver = 0.22.0.36965.geb3e83b97a
 	pkgrel = 1
 	url = https://www.freecad.org/
 	arch = x86_64
@@ -8,15 +8,14 @@ pkgbase = freecad-git
 	checkdepends = pugixml
 	makedepends = boost
 	makedepends = cmake
-	makedepends = coin
 	makedepends = eigen
 	makedepends = git
 	makedepends = ninja
 	makedepends = nlohmann-json
-	makedepends = python-shiboken2
-	makedepends = shiboken2
+	makedepends = shiboken6
 	makedepends = swig
 	depends = boost-libs
+	depends = coin
 	depends = fmt
 	depends = glew
 	depends = jsoncpp
@@ -24,27 +23,21 @@ pkgbase = freecad-git
 	depends = netcdf
 	depends = opencascade
 	depends = openmpi
-	depends = pyside2
-	depends = pyside2-tools
+	depends = pyside6
+	depends = pyside6-tools
 	depends = python-yaml
 	depends = python-matplotlib
 	depends = python-packaging
 	depends = python-pivy
 	depends = python-ply
-	depends = qt5-svg
-	depends = qt5-tools
-	depends = qt5-webengine
-	depends = qt5-webchannel
-	depends = qt5-x11extras
-	depends = qt5-xmlpatterns
-	depends = qt5-base
+	depends = qt6-svg
+	depends = qt6-tools
+	depends = qt6-base
 	depends = shared-mime-info
 	depends = vtk
 	depends = verdict
 	depends = xerces-c
 	depends = yaml-cpp
-	optdepends = povray: ray tracing support
-	optdepends = luxcorerender: ray tracing support
 	optdepends = libspnav: 3D mouse support
 	optdepends = openscad: OpenSCAD support
 	optdepends = graphviz: dependency graph support