fix ui test

gaurikholkar · gaurikholkar · commit e6938ee08e68 · 2018-04-06T20:04:07.000+05:30
diff --git a/src/test/ui/nll/issue-47388.stderr b/src/test/ui/nll/issue-47388.stderr
@@ -8,4 +8,4 @@ LL |     fancy_ref.num = 6; //~^ ERROR E0594
 
 error: aborting due to previous error
 
-If you want more information on this error, try using "rustc --explain E0594"
+For more information about this error, try `rustc --explain E0594`.

Original file line number	Diff line number	Diff line change
`@@ -8,4 +8,4 @@ LL \| fancy_ref.num = 6; //~^ ERROR E0594`
`8`	`8`
`9`	`9`	`error: aborting due to previous error`
`10`	`10`
`11`		`-If you want more information on this error, try using "rustc --explain E0594"`
	`11`	+For more information about this error, try `rustc --explain E0594`.