Revert "Use glob for java_sdk_library_import stub_srcs"

This reverts commit 7f97957d.

Reason for revert: breaks sdk snapshots b/173508731
Bug: 173508731
Test: Ran prebuilts/runtime/update.py and then m nothing
      Before revert it failed
      After revert it worked

Change-Id: I9c081681fac589e37788a0d592435e3224011c58