Fix typo

Co-authored-by: Aram <[email protected]>

storybook/src/docs/typography.docs.mdx

@@ -38,7 +38,7 @@ Between these points, the text grows linearly.
 
 The typography system is based on two font sizes and two growth factors.
 The two font sizes are the minimum and maximum text sizes for Text Level 5 – the default body text.
-The larger levels grow with a larger factor that the smaller levels.
+The larger levels grow with a larger factor than the smaller levels.
 This prevents headings from becoming too large on phones and other narrow windows and small texts from becoming too small.
 
 ### Two Themes for Websites and Applications