Add testdata to Android.bp for perfetto_unittests.

This makes atest work.

Test: atest perfetto_unittests.

Change-Id: I66e31336bc5b6669f4fd680af908c9478fdeaca8
diff --git a/Android.bp b/Android.bp
index 6d78dbe..fb804ca 100644
--- a/Android.bp
+++ b/Android.bp
@@ -4651,6 +4651,10 @@
     "-DGOOGLE_PROTOBUF_NO_STATIC_INITIALIZER",
     "-DHAVE_HIDDEN",
   ],
+  data: [
+    "src/traced/probes/filesystem/testdata/**/*",
+    "src/traced/probes/ftrace/test/data/**/*",
+  ],
   target: {
     android: {
       shared_libs: [