Merge "platform.dts: Introduce PLACEHOLDER_OPP_TABLE" into main am: b0a7f961e6 am: 268d9954ae

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Virtualization/+/3044252

Change-Id: I2f146b65c8efa2e7f0ea00a05f90953c9b124fd1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>