Reword VarDumper description

greg0ire · greg0ire · commit 6024e16ea1f8 · 2019-05-01T11:52:10.000+02:00
It is hard to understand what "Built on top" refers to, and even when
knowing, the sentence looks weird.
diff --git a/src/Symfony/Component/VarDumper/README.md b/src/Symfony/Component/VarDumper/README.md
@@ -2,8 +2,8 @@ VarDumper Component
 ===================
 
 The VarDumper component provides mechanisms for walking through any arbitrary
-PHP variable. Built on top, it provides a better `dump()` function that you
-can use instead of `var_dump`.
+PHP variable. It provides a better `dump()` function that you can use instead
+of `var_dump`.
 
 Resources
 ---------
