Add external/cronet to manifest am: ad667824e5

Original change: https://android-review.googlesource.com/c/platform/manifest/+/2366148

Change-Id: If059b440890556c18e83ec9327b08e07b62fdbaa
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
tree: 451cd8f219606af922fc6dcecd59709d6006fe6f
  1. default.xml
  2. GLOBAL-PREUPLOAD.cfg
  3. OWNERS