add font

Author: swolfand

docs/guides/customizing-clerk/clerk-theme.android.mdx

@@ -181,7 +181,9 @@ You can customize fonts by modifying the `typography` property of the `ClerkThem
 #### Using a font family name
 
 ```kotlin
-AuthView(clerkTheme = ClerkTheme(typography = ClerkTypography(displaySmall = ClerkTypographyDefaults.displaySmall.copy(fontSize = 24.sp))))
+val fontFamily = FontFamily(Font(R.font.custom_font))
+
+AuthView(clerkTheme = ClerkTheme(typography = ClerkTypography(displaySmall = ClerkTypographyDefaults.displaySmall.copy(fontSize = 24.sp, fontFamily = fontFamily))))
 ```
 
 ## Light and Dark mode support