Update _toctree.yml

Author: matthewdouglas

docs/source/_toctree.yml

@@ -53,7 +53,7 @@
  title: RMSprop
  - local: reference/optim/sgd
  title: SGD
- - title: k-bit quantizers
+ - title: Modules
  sections:
  - local: reference/nn/linear8bit
  title: LLM.int8()