Added start of last text block

sindreij · sindreij · commit 7a2ac0cd5ae4 · 2015-05-09T13:34:49.000+02:00
The start of the last text block in references was missing, I added it.
diff --git a/src/doc/trpl/references-and-borrowing.md b/src/doc/trpl/references-and-borrowing.md
@@ -312,6 +312,7 @@ println!("{}", y);
 
 We get this error:
 
+```text
 error: `x` does not live long enough
     y = &x;
          ^

Original file line number	Diff line number	Diff line change
`@@ -312,6 +312,7 @@ println!("{}", y);`
`312`	`312`
`313`	`313`	`We get this error:`
`314`	`314`
	`315`	+```text
`315`	`316`	error: `x` does not live long enough
`316`	`317`	`y = &x;`
`317`	`318`	`^`