Always use prebuilt version of core-lambda-stubs in build-tools

Bug: 237299698
Test: build/soong/soong_ui.bash --make-mode TARGET_PRODUCT=sdk TARGET_BUILD_VARIANT=userdebug sdk-repo-build-tools
      # When ran before this change the resulting zip files contains
      # a core-lambda-stubs.jar that is built from sources.
      # When ran after this change the resulting zip files contains
      # a core-lambda-stubs.jar that is built from prebuilts.
Change-Id: I9507eb785bca0fb929dbb587caf0b26455ec9480
1 file changed