What's Changed

Bulter.py: Adds preprocess butler script for local preprocess by @IvanBM18 in #5266
Swarming: Add TasksCountRequest and TasksCount to swarming.proto by @IvanBM18 in #5276
Provide context on how to correctly call butler in AGENTS.md by @IvanBM18 in #5286
Update Android SDK tools and bundled binaries by @jardondiego in #5279
Ignore...