Add cargo sort check to test-checks.sh

ci/README.md

@@ -9,7 +9,7 @@ To run the CI suite locally, you can run the `run-local.sh` script.
 Before you do, there are a few dependencies that need to be installed:
 
 ```bash
-cargo install grcov cargo-audit
+cargo install cargo-audit cargo-sort grcov
 ```
 
 ## macOS

ci/test-checks.sh

@@ -71,6 +71,7 @@ fi
    --deny=warnings \
    --deny=clippy::integer_arithmetic \
 
+_ scripts/cargo-for-all-lock-files.sh -- nightly sort --workspace --check
 _ scripts/cargo-for-all-lock-files.sh -- nightly fmt --all -- --check
 
  _ ci/do-audit.sh