Revert "Remove unneeded scripts for d8, r8-compat-proguard and retrace."

This reverts commit 67a79742613e5bc0d4bda7a1513eca3da650c890.

Reason for revert: b/228497806

Bug: b/227746536
Change-Id: Ifc8856605335c33af84c9e24a845f878eca9597f
5 files changed