[appmgr] Don't migratate data created by the test runners.

IN-1152 #comment

Change-Id: I09d81c061f6c2c62785a524ed6f8d0d92000fbc8
diff --git a/garnet/bin/appmgr/namespace_builder.cc b/garnet/bin/appmgr/namespace_builder.cc
index 2ad5107..1887f30 100644
--- a/garnet/bin/appmgr/namespace_builder.cc
+++ b/garnet/bin/appmgr/namespace_builder.cc
@@ -32,8 +32,8 @@
 std::string MigratedGlobalPersistentDataPath() {
   static const char* kGlobalPersistentDataDir =
       "deprecated-global-persistent-storage";
-  static const char* kDataPathsNotToMigrate[] = {".", "pkgfs_index", "ssh",
-                                                 kGlobalPersistentDataDir};
+  static const char* kDataPathsNotToMigrate[] = {
+      ".", "pkgfs_index", "ssh", "infra", kGlobalPersistentDataDir};
 
   // Only migrate if the new directory has not been created yet, so that we only
   // do it once.