Update NEWS for 2.31.3 release

NEWS

@@ -1,3 +1,50 @@
+Zenity 2.31.3
+" Young Reborn "
+   * Use g_timeout_add_seconds instead g_timeout_add
+   * Change Maintainers
+   * New and updated documentation translations
+       - Ask H. Larsen (da)
+   * New and updated translations
+       - Adi Roiban (ro)
+       - Alexander Shopov (bg)
+       - Andika Triwidada (id)
+       - Andre Klapper (cs)
+       - Ask H. Larsen (da)
+       - Bruce Cowan (en_GB)
+       - Carles Ferrando (ca@valencia)
+       - Changwoo Ryu (ko)
+       - Chao-Hsiung Liao (zh_HK) (zh_TW)
+       - Daniel Nylander (sv)
+       - David Planella (ca)
+       - Duarte Loreto (pt)
+       - Felipe Vieira Borges (pt_BR)
+       - Francisco Diéguez (gl)
+       - Inaki Larranaga Murgoitio (eu)
+       - Ivar Smolin (et)
+       - Jamil Ahmed (bn)
+       - Jordi Serratosa (ca)
+       - Jorge González (es)
+       - Khaled Hosny (ar)
+       - Kjartan Maraas (nb)
+       - Marcel Telka (sk)
+       - Mario Blättermann (de)
+       - Matej Urbančič (sl)
+       - Maxim V. Dziumanenko (uk)
+       - Milo Casagrande (it)
+       - Nikos Bakaoukas (el)
+       - Petr Kovar (cs)
+       - Piotr Drąg (pl)
+       - Ray Wang (zh_CN)
+       - Theppitak Karoonboonyanan (th)
+       - Thomas Thurman (en@shaw)
+       - Tommi Vainikainen (fi)
+       - Torstein Adolf Winterseth (nn)
+       - vasudeven (ta)
+       - Wouter Bolsterlee (nl)
+       - Xandru Armesto Fernandez (ast)
+       - Yannig Marchegay (oc)
+       - Yaron Sharabani (he)
+
 Zenity 2.30.0
 " The Sea "
    * New and updated documentation translations