Fixes EarlyStopping With Precision=16 (#1996)
Fixes EarlyStopping With Precision=16 (#1996)

* Patch for issue 1815, which will allow EarlyStopping to work on precision=16

* Added a whitespace to the end of the line so CICD can rerun. No reason for the latest macos test to have been cancelled.

* Format.
williamFalcon/pytorch-lightning,williamFalcon/pytorch-lightning