Update the manifest file to include the new factory_test repo

oldlayout.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <manifest>
   <remote  name="cros"
            fetch="http://git.chromium.org/git"
            review="codereview.chromium.org" />
   <default revision="refs/heads/master"
            remote="cros" />
 
   <notice>
 Your sources have been sync'd successfully.
@@ skipping 13 matching lines @@
   <project path="src/platform/crash-dumper" name="crash-dumper" />
   <project path="src/platform/crash-reporter" name="crash-reporter" />
   <project path="src/platform/cromo" name="cromo" />
   <project path="src/platform/cros" name="cros" />
   <project path="src/platform/cros_boot_mode" name="cros_boot_mode" />
   <project path="src/platform/cryptohome" name="cryptohome" />
   <project path="src/platform/dev" name="dev-util" />
   <project path="src/platform/dump-syms" name="dump-syms" />
   <project path="src/platform/entd" name="entd" />
   <project path="src/platform/factory_installer" name="factory_installer" />
+  <project path="src/platform/factory_test_init" name="factory_test_init" />
   <project path="src/platform/factory_test_tools" name="factory_test_tools" />
   <project path="src/platform/factory-utils" name="factory-utils" />
   <project path="src/platform/firmware" name="firmware" />
   <project path="src/platform/firmware-utils" name="firmware-utils" />
   <project path="src/platform/google-breakpad" name="google-breakpad" />
   <project path="src/platform/image-burner" name="image-burner" />
   <project path="src/platform/init" name="init" />
   <project path="src/platform/initramfs" name="initramfs" />
   <project path="src/platform/installer" name="installer" />
   <project path="src/platform/login_manager" name="login_manager" />
@@ skipping 54 matching lines @@
     <copyfile src="codereview.settings" dest="codereview.settings" />
     <copyfile src="ROOT_PRESUBMIT.py" dest="PRESUBMIT.py" />
   </project>
   <project path="src/third_party/laptop-mode-tools" name="laptop-mode-tools" />
   <project path="src/third_party/modemmanager" name="modemmanager" />
   <project path="src/third_party/libresample" name="libresample" />
   <project path="src/third_party/rootdev" name="rootdev" />
   <project path="src/third_party/grub2" name="grub2" />
   <project path="src/third_party/dbus-c++" name="dbus-cplusplus" />
 </manifest>