Clean up obsolete aliases for Truth.

Bug: 255714762
Test: presubmit
Change-Id: I312d478f3bf73929e40f72b9fc8769ce5441fd9b
diff --git a/tests/hostside/helper/Android.bp b/tests/hostside/helper/Android.bp
index e8b6f36..75553d0 100644
--- a/tests/hostside/helper/Android.bp
+++ b/tests/hostside/helper/Android.bp
@@ -9,7 +9,7 @@
         "androidx.annotation_annotation",
         "compatibility-tradefed",
         "tradefed",
-        "truth-prebuilt",
+        "truth",
     ],
     static_libs: [
         "MicrodroidTestHelper",