Update D8 and R8 to 2.1.7-r1

This build IS suitable for preview or public release.

Built here: go/r8-releases/raw/2.1.7-r1

Test: lunch aosp_coral-userdebug && m -j

Bug: 155694125

Merged-In: Ic3c4095b3a63f1504afbea6d8d3b38d998952305
Change-Id: I52a1f04f606c845b6fe379d70c903a21b9f12f05
2 files changed