move CollectDependencyAconfigFiles to android

This needs to be called by some modules in android.

Bug: 308625757
Test: manual
Change-Id: I389fcfd88a3f4bd85a9218fdd4dd66d8a239bb67
diff --git a/android/Android.bp b/android/Android.bp
index 26317b8..b359df9 100644
--- a/android/Android.bp
+++ b/android/Android.bp
@@ -27,6 +27,7 @@
         "androidmk-parser",
     ],
     srcs: [
+        "aconfig_providers.go",
         "androidmk.go",
         "apex.go",
         "apex_contributions.go",