Move AuthFsHostTest into VM

This change also drops test coverage for local file. It was only used
for development purpose, and is not worth to keep it work with a VM.

Bug: 191056545
Test: atest AuthFsHostTest on CF
Test: atest MicrodroidHostTestCases on CF

Change-Id: Ie2e3d8ecca00aee3cf518edeb3a81a9f59d9671c
diff --git a/authfs/tests/Android.bp b/authfs/tests/Android.bp
index bacb890..8061c56 100644
--- a/authfs/tests/Android.bp
+++ b/authfs/tests/Android.bp
@@ -10,6 +10,12 @@
         "compatibility-tradefed",
         "compatibility-host-util",
     ],
+    static_libs: [
+        "VirtualizationTestHelper",
+    ],
     test_suites: ["general-tests"],
-    data: [":authfs_test_files"],
+    data: [
+        ":authfs_test_files",
+        ":MicrodroidTestApp.signed",
+    ],
 }