Revert "Doc: Spinner - add Storybook link (#56818)" (#56913)

This reverts commit 25cd246.

Author: apeatling

packages/components/src/search-control/README.md

@@ -8,8 +8,6 @@ SearchControl components let users display a search control.
 1. [Development guidelines](#development-guidelines)
 2. [Related components](#related-components)
 
-   Check out the [Storybook page](https://wordpress.github.io/gutenberg/?path=/docs/components-spinner--docs) for a visual exploration of this component.
-
 ## Development guidelines
 
 ### Usage