Merge "Add banner announcing adevice when running builds." into main am: 75b114560a

Original change: https://android-review.googlesource.com/c/platform/build/+/2809900

Change-Id: Ia5ad43dc9c5477622bd4a7cbf5ae94582941f5f2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

envsetup.sh

@@ -1880,6 +1880,10 @@ function _trigger_build()
       >&2 echo "Couldn't locate the top of the tree. Try setting TOP."
       return 1
     fi
+
+    if [[ -z "${ANDROID_QUIET_BUILD:-}" && -n "${ANDROID_BUILD_BANNER}" ]]; then
+      echo "$ANDROID_BUILD_BANNER"
+    fi
 )
 
 function m()