Broken link in Sass mixins section of v4 docs

Fix #17177

Simplest example is using horizontal variants using rows.

diff --git a/docs/layout/grid.md b/docs/layout/grid.md
index 2c23ed3fc42eb29ab232936890ad0f89133aeb56..7b725ea84a1ae117c5ad0f7f443654f3429dc9d0 100644 (file)
--- a/docs/layout/grid.md
+++ b/docs/layout/grid.md
@@ -129,7 +129,7 @@ See how aspects of the Bootstrap grid system work across multiple devices with a
 
 ## Sass mixins
 
-When using Bootstrap's source Sass files, you have the option of using Sass variables and mixins to create custom, semantic, and responsive page layouts. Our [prebuilt grid classes](#grid-example-basic) use these same variables and mixins to provide a whole suite of ready-to-use classes for fast responsive layouts.
+When using Bootstrap's source Sass files, you have the option of using Sass variables and mixins to create custom, semantic, and responsive page layouts. Our [prebuilt grid classes](#example-stacked-to-horizontal) use these same variables and mixins to provide a whole suite of ready-to-use classes for fast responsive layouts.
 
 ### Variables