Fix omitting values in Annotation

We needed it only because of confusion between `text: string` for `Text` tag
and `text: string[]` for `TextArea` tag. We don't need to omit other values.

Author: hlomzik

web/libs/editor/src/stores/Annotation/Annotation.js

@@ -81,12 +81,13 @@ const hotkeys = Hotkey("Annotations", "Annotations");
  * @returns {Object} new object without value fields
  */
 function omitValueFields(value) {
-  const newValue = { ...value };
+  // @todo describe that we only omit `text` from TextArea
+  if (Array.isArray(value.text)) {
+    const { text: _, ...newValue } = value;
+    return newValue;
+  }
 
-  Result.properties.value.propertyNames.forEach((propName) => {
-    delete newValue[propName];
-  });
-  return newValue;
+  return value;
 }
 
 const TrackedState = types.model("TrackedState", {