add docs

Signed-off-by: Nok <nok.lam.chan@quantumblack.com>

docs/source/configuration/advanced_configuration.md

@@ -74,6 +74,10 @@
 ### How to bypass the configuration loading rules
 You can bypass the configuration patterns and set configuration directly on the instance of a config loader class. You can bypass the default configuration (catalog, parameters and credentials) as well as additional configuration.
 
+For example, you can [use hooks to load external credentials](../hooks/common_use_cases.md##use-hooks-to-load-external-credentials).
+
+Alternatively, if you are using config loader as a standalone component, you can override configuration as follow:
+
 ```{code-block} python
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