Merge "Add MdnsDiscoveryManager constructor without looper" am: ae9b229b7e

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2600006

Change-Id: Ib3d1792030c0c7e8e6e7828fabacf8a1c8cb10ea
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>