Revert "cronet: update prebuilts to 107.0.5284.2" am: b8c4d970db

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Cronet/+/2231750

Change-Id: I4841ae3498eba5a64e4234a1647c54ed4f365c58
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>