Point to the relevant ticket to explain some host exports better.

Test: N/A - comment change only
Bug: 178691801
Change-Id: I167b95b61dbf552a6614d76ed2667ff4d8fcac1a
diff --git a/build/sdk/Android.bp b/build/sdk/Android.bp
index 50a7db7..a4171b3 100644
--- a/build/sdk/Android.bp
+++ b/build/sdk/Android.bp
@@ -192,8 +192,11 @@
                 "veridex",
             ],
             native_libs: [
-                "libartpalette", // libdexfile dependency
-                "libartbase", // libdexfile dependency
+                // libdexfile dependencies for host tests.
+                // TODO(b/178691801): Support transitive internal library
+                // dependencies in module_export snapshots and clean this up.
+                "libartpalette",
+                "libartbase",
             ],
         },