virtualizationservice: VM ID timestamp

Add an extra column holding the timestamp when an entry in the VM ID
database was added.

Along the way, add infrastructure for modifying the schema of the VM ID
database, with tests.

Bug: 294177871
Test: virtualizationservice_test
Change-Id: Ic782e6a06a46b98f336b382aa6a2ca4f9def9a33
diff --git a/virtualizationservice/Android.bp b/virtualizationservice/Android.bp
index fc7fcd2..0c39501 100644
--- a/virtualizationservice/Android.bp
+++ b/virtualizationservice/Android.bp
@@ -77,6 +77,9 @@
         "virtualizationservice_defaults",
     ],
     test_suites: ["general-tests"],
+    rustlibs: [
+        "libtempfile",
+    ],
     data: [
         ":test_rkp_cert_chain",
     ],