Fix broken sentence regarding computed values

website/source/intro/getting-started/build.html.md

@@ -134,8 +134,8 @@ syntax error in the configuration.
 The output format is similar to the diff format generated by tools
 such as Git. The output has a "+" next to "aws\_instance.example",
 meaning that Terraform will create this resource. Beneath that,
-it shows the attributes that will be set. When the value it is
-going to is `<computed>`, it means that the value won't be known
+it shows the attributes that will be set. When the value displayed 
+is `<computed>`, it means that the value won't be known
 until the resource is created.
 
 ## Apply