update test stderr, not sure which rustc pull request caused this.

matthiaskrgr · matthiaskrgr · commit b0373a5f6b6d · 2019-07-24T02:25:03.000+02:00
diff --git a/tests/ui/issue-3145.stderr b/tests/ui/issue-3145.stderr
@@ -2,7 +2,7 @@ error: expected token: `,`
   --> $DIR/issue-3145.rs:2:19
    |
 LL |     println!("{}" a); //~ERROR expected token: `,`
-   |                   ^
+   |                   ^ expected `,`
 
 error: aborting due to previous error
 

Original file line number	Diff line number	Diff line change
@@ -2,7 +2,7 @@ error: expected token: `,`
`2`	`2`	`--> $DIR/issue-3145.rs:2:19`
`3`	`3`	`\|`
`4`	`4`	LL \| println!("{}" a); //~ERROR expected token: `,`
`5`		`- \| ^`
	`5`	+ \| ^ expected `,`
`6`	`6`
`7`	`7`	`error: aborting due to previous error`
`8`	`8`