Update lynx SVN to 21 am: 02c0ddcf51 am: 48c0187392 am: 6718e150c6

Original change: https://googleplex-android-review.googlesource.com/c/device/google/lynx/+/25177037

Change-Id: Icea1208819e813b1b875e8200a79750c01de6e97
Signed-off-by: Automerger Merge Worker <[email protected]>