Remove an almost-duplicated sentence.

habnabit · habnabit · commit 568f13ac7008 · 2015-05-14T17:04:00.000-07:00
It seems to refer to something that used to exist, but got moved, and
then not everything got cleaned up.
diff --git a/src/doc/trpl/enums.md b/src/doc/trpl/enums.md
@@ -55,9 +55,6 @@ fn process_color_change(msg: Message) {
 }
 ```
 
-Both variants are named `Digit`, but since they’re scoped to the `enum` name
-there's no ambiguity.
-
 Not supporting these operations may seem rather limiting, but it’s a limitation
 which we can overcome. There are two ways: by implementing equality ourselves,
 or by pattern matching variants with [`match`][match] expressions, which you’ll

Original file line number	Diff line number	Diff line change
`@@ -55,9 +55,6 @@ fn process_color_change(msg: Message) {`
`55`	`55`	`}`
`56`	`56`	```
`57`	`57`
`58`		-Both variants are named `Digit`, but since they’re scoped to the `enum` name
`59`		`-there's no ambiguity.`
`60`		`-`
`61`	`58`	`Not supporting these operations may seem rather limiting, but it’s a limitation`
`62`	`59`	`which we can overcome. There are two ways: by implementing equality ourselves,`
`63`	`60`	or by pattern matching variants with [`match`][match] expressions, which you’ll