chore: add nightly

.github/workflows/scheduled_lints.yml

@@ -2,7 +2,6 @@
 on:
   schedule:
     - cron: '0 9 * * 1-5'
-  pull_request: # Remove after testing
 
 name: Scheduled checks
 jobs:

engine-tests/src/utils/one_inch/mod.rs

@@ -13,9 +13,8 @@ pub static LIMIT_ORDER_PROTOCOL_PATH: LazyLock<PathBuf> =
     LazyLock::new(|| download_and_compile_solidity_sources("limit-order-protocol"));
 
 fn download_and_compile_solidity_sources(repo_name: &str) -> PathBuf {
-    let process_id = std::process::id(); // Temporary solution to check
     let sources_dir = Path::new(env!("CARGO_MANIFEST_DIR"))
-        .join(format!("target/{process_id}"))
+        .join("target")
         .join(repo_name);
     // Contracts not already present, so download and compile them (but only once, even
     // if multiple tests running in parallel saw `contracts_dir` does not exist).