recovery: Bypass reboot prompt for sideload-auto-reboot

When we want to automatically reboot after a sideload, it doesn't make
much sense to try and prompt the user for a reboot into recovery.

Change-Id: Id0195965362b62bf940caba1f83ffe12191a73c6
diff --git a/recovery.cpp b/recovery.cpp
index 36cb78b..b5714d4 100644
--- a/recovery.cpp
+++ b/recovery.cpp
@@ -960,6 +960,7 @@
     if (!sideload_auto_reboot) {
       ui->ShowText(true);
     }
+    ui->SetSideloadAutoReboot(sideload_auto_reboot);
     status = ApplyFromAdb(device, false /* rescue_mode */, &next_action);
     ui->Print("\nInstall from ADB complete (status: %d).\n", status);
     if (sideload_auto_reboot) {