Bump hubzilla version to 1.3.1

src/freedombone

 HUBZILLA_THEMES_REPO="https://github.com/DeadSuperHero/redmatrix-themes"
 HUBZILLA_ADDONS_REPO="https://github.com/redmatrix/hubzilla-addons.git"
 HUBZILLA_ADMIN_PASSWORD=
-HUBZILLA_COMMIT='86f840843fccf8f3c1625a3494e13bce586e68d1'
+HUBZILLA_COMMIT='b6ae2bff01f8a4dfc057ef2971b3d988b1028b3e'
 HUBZILLA_ADDONS_COMMIT='48725235777e2088fe109b722a5fc9141b6840ec'
 
 # Domain name for git hosting installation