Fix lints with rust-1.87-nightly

Author: markcda

src/actions/storage_add.rs

@@ -44,12 +44,9 @@ impl Execute for AddToStorageAction {
       }
       AutoVersionExtractFromRule::PlainFile { path } => {
         let mut file = std::fs::File::open(path)?;
-        let version = {
-          let mut ver = String::new();
-          file.read_to_string(&mut ver)?;
-          ver.trim().to_string()
-        };
-        version
+        let mut ver = String::new();
+        file.read_to_string(&mut ver)?;
+        ver.trim().to_string()
       }
     };