docs: Typo fix in descendent style recipe (#843)

apps/docs/docs/learn/06-recipes/01-context-driven-styles.mdx

@@ -16,8 +16,8 @@ StyleX lets you apply styles conditionally. Any condition can be used to do so,
 The React Context API (and other similar APIs) can be used to avoid prop-drilling
 and provide conditions that child component can read and apply styles conditionally.
 
-Context can help reduce prop-drilling by sharing state across components. This can often
-an alternative to using descendent selectors where the same results can be achieved
+Context can help reduce prop-drilling by sharing state across components. This can often be
+an alternative to using descendent selectors, as the same results can be achieved
 *without* "styling at a distance".
 
 For example, you can manage the open or closed state of a sidebar using React Context