(2/3) Remove SupplementalApi from BCP.

Bug: 221855066
Test: build
      mmm -j packages/modules/SupplementalProcess
Change-Id: I243ccaa963902351f357c379dd59a6193bee2899
diff --git a/api/Android.bp b/api/Android.bp
index 9e377a0..a5cebd0 100644
--- a/api/Android.bp
+++ b/api/Android.bp
@@ -131,7 +131,6 @@
     ],
     conditional_bootclasspath: [
         "framework-auxiliary",
-        "framework-supplementalapi",
     ],
     system_server_classpath: [
         "service-media-s",