update docs ci

Author: isabelizimm

.github/workflows/docs.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          python -m pip install -e .[dev]
+          python -m pip install -e .[dev,torch]
       - name: build docs
         run: |
           cd docs

docs/source/advancedusage/custom_handler.md

@@ -29,7 +29,7 @@ def _(model: {_model_type}, ptype_data):
 VetiverModel(your_model, "your_model")
 ```
 
-If your datatype is a common type, please consider submitting a pull request.
+If your model is a common type, please consider [submitting a pull request](https://github.com/rstudio/vetiver-python/pulls).
 
 ## Different model implementation
 If your model's prediction function is different than vetiver's, you should create a custom handler with a `handler_predict` method to make predictions. Then, initialize your handler with your model, and pass the object into `VetiverModel`.