Remove redundant code

Can't remember why I added this one

src/syncback/mod.rs

@@ -360,28 +360,6 @@ pub fn get_best_middleware(snapshot: &SyncbackSnapshot) -> Middleware {
         }
     }
 
-    // If the name is invalid but the instance has no descendants and isn't a
-    // folder/config/tool, prefer slugified files over creating a directory.
-    // Only promote to directory when there are children (or dir-like classes).
-    if crate::syncback::file_names::validate_file_name(&inst.name).is_err() {
-        middleware = match middleware {
-            Middleware::ServerScript | Middleware::ClientScript | Middleware::ModuleScript
-                if inst.children().is_empty() =>
-            {
-                middleware
-            }
-            Middleware::JsonModel | Middleware::Text if inst.children().is_empty() => middleware,
-            _ => match middleware {
-                Middleware::ServerScript => Middleware::ServerScriptDir,
-                Middleware::ClientScript => Middleware::ClientScriptDir,
-                Middleware::ModuleScript => Middleware::ModuleScriptDir,
-                Middleware::Csv => Middleware::CsvDir,
-                Middleware::JsonModel | Middleware::Text => Middleware::Dir,
-                _ => middleware,
-            },
-        }
-    }
-
     if middleware == Middleware::Rbxm {
         middleware = match env::var(DEBUG_MODEL_FORMAT_VAR) {
             Ok(value) if value == "1" => Middleware::Rbxmx,