Rename LightningLite (3/n) (#15939)

* rename class and brand name

* update

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

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* fix references

* f401

* rename package

* update name

* update

* update

* update

* update

* debug tests

* revert examples source dir

* update tpu ci workflow

* update

* ci

* requirements/lite

* group-check

* ci

* fix setup

* fix import bug

* space

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Jirka <[email protected]>
Co-authored-by: Jirka Borovec <[email protected]>

Author: 3 people

src/pytorch_lightning/lite/lite.py

@@ -303,6 +303,6 @@ def _to_lite_precision(plugin: Optional[PLPrecisionPlugin]) -> LitePrecision:
     # No backward compatibility for custom plugins / subclasses, as we can't re-instantiate these plugins
     raise TypeError(
         "You passed an unsupported plugin as input to Lite(plugins=...) or to a strategy. If you built a custom plugin,"
-        " please change it to subclass the `lightning_lite.plugins.precision.Precision` class. Otherwise, please open"
+        " please change it to subclass the `lightning_fabric.plugins.precision.Precision` class. Otherwise, please open"
         " an issue on the Lightning GitHub repository with your use case."
     )