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

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

nemo_aligner/data/nlp/builders.py

@@ -373,6 +373,7 @@ def build_dataloader(
         collate_fn=collate_fn,
     )
 
+
 class HelloWorld:
     def __init__(self):
         print("hello, world!")