Add guide on handling tool calling errors (#1012)

* Fix example

CC @vbarda

* Progress on tool calling errors

* Update

* Rename

* Format

* Clean up outputs

* Revert

* Use stream instead of invoke for final example

docs/docs/how-tos/index.md

@@ -59,6 +59,7 @@ These guides show how to use different streaming modes.
 - [How to visualize your graph](visualization.ipynb)
 - [How to add runtime configuration to your graph](configuration.ipynb)
 - [How to pass runtime values to tools](pass-run-time-values-to-tools.ipynb)
+- [How to handle tool calling errors](tool-calling-errors.ipynb)
 - [How to use a Pydantic model as your state](state-model.ipynb)
 - [How to use a context object in state](state-context-key.ipynb)