[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

monai/data/dataset.py

@@ -722,7 +722,7 @@ def info(self):
         out["filename"] = f"{self.db_file.absolute()}"
         self.close()
         return out
-    
+
     def close(self):
         """Close the read environment and set it to None, if it exists."""
         if self._read_env: