feat: Allow host app to update title of drawing (#3273)

* Allow updating name on updateScene

* Revert "Allow updating name on updateScene"

This reverts commit 4e07a608d3.

* Make requested changes

* Make requested changes

* Remove customName from state

* Remove redundant if statement

* Add tests, update changelog and minor fixes

* remove eempty lines

* minor fixes

* no border and on hover no background change

* Give preference to name prop when initialData.appState.name is present and update specs

* minor fix

* Fix name input style in dark mode

Co-authored-by: Aakansha Doshi <aakansha1216@gmail.com>

src/actions/actionExport.tsx

@@ -18,11 +18,12 @@ export const actionChangeProjectName = register({
     trackEvent("change", "title");
     return { appState: { ...appState, name: value }, commitToHistory: false };
   },
-  PanelComponent: ({ appState, updateData }) => (
+  PanelComponent: ({ appState, updateData, appProps }) => (
     <ProjectName
       label={t("labels.fileTitle")}
       value={appState.name || "Unnamed"}
       onChange={(name: string) => updateData(name)}
+      isNameEditable={typeof appProps.name === "undefined"}
     />
   ),
 });