Update lynx SVN to 18 am: 9909067723 am: 0ba105017e am: 8b2180134e am: bf4604b340

Original change: https://googleplex-android-review.googlesource.com/c/device/google/lynx/+/24687081

Change-Id: I03daacc3caf82571da221a4437a6efb835bc353b
Signed-off-by: Automerger Merge Worker <[email protected]>