feat: export manualUpdateProject reducer action

This will allow us to trigger the saving of a project from outside the GUI
component.

Co-authored-by: James Mead <james.mead@gofreerange.com>

Author: sebjacobs

packages/scratch-gui/src/exported-reducers.ts

@@ -8,6 +8,7 @@ import {
     onFetchedProjectData,
     onLoadedProject,
     defaultProjectId,
+    manualUpdateProject,
     remixProject,
     requestNewProject,
     requestProjectUpload,
@@ -30,6 +31,7 @@ export {
     onFetchedProjectData,
     onLoadedProject,
     defaultProjectId,
+    manualUpdateProject,
     remixProject,
     requestNewProject,
     requestProjectUpload,