message: CI: Unset rustup override after usage instead of setting it to stable
  Fixes the `macos-arm64` error from
diff: @@ -216,7 +216,7 @@ jobs:
  echo "rpath = false" >> Cargo.toml
  rustup override set nightly
  make build-wasmer-headless-minimal
  - rustup override set stable
  + rustup override unset
  - name: Build Wasmer with minimal "sys" features
  run: |
  cargo build --no-default-features --features="sys" --manifest-path=lib/api/Cargo.toml &&
  