Make tab accept the text input (#10857)

Fixes #10855

Added handler for `tab` key. We cannot accept input on blur, as sometimes it should not be accepted (as when user clicks at drop-down option where text widget was providing filtering pattern).

CHANGELOG.md

@@ -9,10 +9,13 @@
   code). After picking any suggestion with Tab or new button the mode is
   switched to "code editing", where visualization preview is displayed instead.
 - [Drilldown for XML][10824]
+- [Fixed issue where switching edited widget with <kbd>tab</kbd> key did not
+  updated actual code][10857]
 
 [10774]: https://github.com/enso-org/enso/pull/10774
 [10814]: https://github.com/enso-org/enso/pull/10814
 [10824]: https://github.com/enso-org/enso/pull/10824
+[10857]: https://github.com/enso-org/enso/pull/10857
 
 #### Enso Standard Library
 

app/gui2/src/components/GraphEditor/widgets/WidgetText.vue

@@ -103,6 +103,7 @@ export const widgetDefinition = defineWidget(
       v-model="editedContents"
       autoSelect
       @keydown.enter.stop="accepted"
+      @keydown.tab.stop="accepted"
       @focusin="editing.start()"
       @input="editing.edit(makeLiteralFromUserInput($event ?? ''))"
     />