upgpkg: 1.4-3: Rebuild for python 3.13

.SRCINFO

 pkgbase = xdot
 	pkgdesc = Interactive viewer for graphs written in Graphviz's dot language
 	pkgver = 1.4
-	pkgrel = 2
+	pkgrel = 3
 	url = https://github.com/jrfonseca/xdot.py
 	arch = any
 	license = LGPL2.1

PKGBUILD

@@ -4,7 +4,7 @@
 pkgname=xdot
 _pkgname=${pkgname}.py
 pkgver=1.4
-pkgrel=2
+pkgrel=3
 pkgdesc="Interactive viewer for graphs written in Graphviz's dot language"
 url='https://github.com/jrfonseca/xdot.py'
 arch=('any')