message: Update NIGHTLY_TOOLCHAIN for clippy
diff: @@ -542,7 +542,7 @@ jobs:
  - image: rust:1.45.2
  environment:
  # Make sure to choose version with clippy present: https://rust-lang.github.io/rustup-components-history/x86_64-unknown-linux-gnu.html
  - NIGHTLY_TOOLCHAIN: nightly-2020-05-26
  + NIGHTLY_TOOLCHAIN: nightly-2020-09-08
  steps:
  - checkout
  - run:
  