[automerger skipped] Merge "[SUBID01-0]Grow NetworkIdentity to include a new mSubId field" am: 8e7b0f1a00 am: 6321029723 am: 215de9506b -s ours

am skip reason: Merged-In Ie1fe81006555dbcca4b62457fa6c319f04b4576d with SHA-1 c496554d12 is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1894970

Change-Id: I192c1e015b65fbf1b8c6c1b7ed0fe7380600663d