Merge "Drop exported_bootclasspath_fragments from prebuilt com.android.xxx APEXes." am: 27544a8cd6 am: 130812090f am: 617ffe9a6a am: 21b5f3f89a am: bb8e6bf8bc

Original change: https://android-review.googlesource.com/c/platform/prebuilts/runtime/+/1857897

Change-Id: I3674b54b813bae898a6242c379076c43c1e7817f