Fix code style by removing :fail from lower-type-bounds.md

Andriy Yurchuk · Andriy Yurchuk · commit 1f4e98b746ee · 2017-08-11T14:52:42.000+02:00
diff --git a/_tour/lower-type-bounds.md b/_tour/lower-type-bounds.md
@@ -18,7 +18,7 @@ While [upper type bounds](upper-type-bounds.html) limit a type to a subtype of a
 
 Here is an example where this is useful:
 
-```tut:fail
+```tut
 trait Node[+B] {
   def prepend(elem: B): Unit
 }

Original file line number	Diff line number	Diff line change
`@@ -18,7 +18,7 @@ While [upper type bounds](upper-type-bounds.html) limit a type to a subtype of a`
`18`	`18`
`19`	`19`	`Here is an example where this is useful:`
`20`	`20`
`21`		-```tut:fail
	`21`	+```tut
`22`	`22`	`trait Node[+B] {`
`23`	`23`	`def prepend(elem: B): Unit`
`24`	`24`	`}`