Update rust/ql/test/library-tests/dataflow/sources/web_frameworks.rs

Co-authored-by: Simon Friis Vindum <paldepind@github.com>

Author: geoffw0

rust/ql/test/library-tests/dataflow/sources/web_frameworks.rs

@@ -81,7 +81,7 @@ mod poem_test {
 
 mod actix_test {
     use actix_web::{get, web, App};
-    use crate::web_frameworks::sink;
+    use super::sink;
 
     async fn my_actix_handler_1(path: web::Path<String>) -> String { // $ MISSING: Alert[rust/summary/taint-sources]
         let a = path.into_inner();