wid_edit: sort widgets with same sortorder by name

(assuming Array.sort() is stable)

apps/wid_edit/boot.js

@@ -30,6 +30,7 @@ Bangle.loadWidgets = function() {
   const W = WIDGETS;
   WIDGETS = {};
   Object.keys(W)
+    .sort()
     .sort((a, b) => (0|W[b].sortorder)-(0|W[a].sortorder))
     .forEach(k => WIDGETS[k] = W[k]);
 }

apps/wid_edit/settings.js

@@ -14,6 +14,7 @@
     let W = WIDGETS;
     global.WIDGETS = {};
     Object.keys(W)
+      .sort()
       .sort((a, b) => (0|W[b].sortorder)-(0|W[a].sortorder))
       .forEach(k => {WIDGETS[k] = W[k]});
     Bangle.drawWidgets();