releasetools: Always use recovery mount options.

Change-Id: I6e96c417ffb5ad36405f4a6f5342f80f358f375f
diff --git a/tools/releasetools/ota_from_target_files.py b/tools/releasetools/ota_from_target_files.py
index 1b279e5..5259ede 100755
--- a/tools/releasetools/ota_from_target_files.py
+++ b/tools/releasetools/ota_from_target_files.py
@@ -1572,13 +1572,13 @@
   if OPTIONS.verify and system_diff:
     script.Print("Remounting and verifying system partition files...")
     script.Unmount("/system")
-    script.Mount("/system")
+    script.Mount("/system", recovery_mount_options)
     system_diff.EmitExplicitTargetVerification(script)
 
   if OPTIONS.verify and vendor_diff:
     script.Print("Remounting and verifying vendor partition files...")
     script.Unmount("/vendor")
-    script.Mount("/vendor")
+    script.Mount("/vendor", recovery_mount_options)
     vendor_diff.EmitExplicitTargetVerification(script)
   script.AddToZip(target_zip, output_zip, input_path=OPTIONS.updater_binary)