e2e: add internal workspaces schema to workspaces client

This was causing test failures, since the workspace client wasn't
informed of how to deal with internal workspaces.  This should be safe
to revert once #126 is merged.

Signed-off-by: Andy Sadler <ansadler@redhat.com>

e2e/pkg/rest/client.go

@@ -62,6 +62,7 @@ func BuildWorkspacesClient(ctx context.Context) (client.Client, error) {
 	utilruntime.Must(clientgoscheme.AddToScheme(scheme))
 	utilruntime.Must(restworkspacesv1alpha1.AddToScheme(scheme))
 	utilruntime.Must(toolchainv1alpha1.AddToScheme(scheme))
+	utilruntime.Must(workspacesiov1alpha1.AddToScheme(scheme))
 
 	u := tcontext.RetrieveUser(ctx)
 	k := tcontext.RetrieveUnauthKubeconfig(ctx)