Point lottie-ci supported-branches.json to main and remove unused refs.cfg

Bug: skia:11951
Change-Id: Ia280ea88c5de2192cacde41cb8871f4adb46e8fb
Reviewed-on: https://skia-review.googlesource.com/c/lottie-ci/+/404196
Reviewed-by: Eric Boren <borenet@google.com>
2 files changed
tree: 702d84cdc43e1bb1fc1ff270feec0cf7d8a4874b
  1. commit-queue.cfg
  2. luci-logdog.cfg
  3. OWNERS
  4. project.cfg
  5. README.md
  6. supported-branches.json
README.md

Configuration for chrome infrastructure services