Merge "Revert "Fix the KNOWN_CODENAMES to include "L"."" into main am: 7c607a0e am: c15097fa

Original change: https://android-review.googlesource.com/c/platform/build/+/2864057



Change-Id: I9cac7c3f73010c52913822be2c46a82c8fcc2229
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>