fixup! Rust: Add XSS examples

Author: paldepind

rust/ql/test/query-tests/security/CWE-079/warp/Cargo.lock

@@ -1,4 +1,4 @@
 qltest_use_nightly: true
 qltest_dependencies:
     - warp = { version = "0.4.2", features = ["server"]}
-    - tokio = { version = "1" }
+    - tokio = { version = "1", features = ["rt-multi-thread", "macros"] }