[pkg] Require pyxst >= 0.3.2 for py3 support

cubicweb_seda/__pkginfo__.py

@@ -21,7 +21,7 @@ __depends__ = {
     'cubicweb-compound': '>= 0.7',
     'cubicweb-relationwidget': '>= 0.4',
     'cubicweb-squareui': None,
-    'pyxst': '>= 0.2',
+    'pyxst': '>= 0.3.2',
     'rdflib': '>= 4.1',
 }
 __recommends__ = {}