Update README.md

Co-authored-by: Pavel Belevich <pbelevich@fb.com>

Author: jspisak

README.md

@@ -18,7 +18,7 @@ Advantages:
 
 - The user can choose either seed-based(for testing) or random device based(fully crypto-secure) generators
 - One generator instance for both CPU and CUDA tensors(because the encryption key is always generated on CPU)
-- CPU random number generation is also parallel(unlike default the PyTorch CPU generator)
+- CPU random number generation is also parallel(unlike the default PyTorch CPU generator)
 
 ## Features