Update .mise/tasks/update_benchmarks.py

Co-authored-by: Copilot <[email protected]>
Signed-off-by: Gregor Zeitlinger <[email protected]>

Author: zeitlinger

.mise/tasks/update_benchmarks.py

@@ -173,7 +173,6 @@ def update_pre_blocks_under_module(module: str, table: str) -> List[str]:
             continue
 
         original = content
-        new_content = content
 
         # Determine the class name from the filename (e.g. TextFormatUtilBenchmark.java -> TextFormatUtilBenchmark)
         base = os.path.basename(path)