Update ui stderr with improved rustc output

Michael Wright · Michael Wright · commit 93ce686b5df9 · 2020-09-03T04:58:14.000+02:00
Related rust pull request: rust-lang#76160
diff --git a/tests/ui/issue-3145.stderr b/tests/ui/issue-3145.stderr
@@ -1,4 +1,4 @@
-error: expected token: `,`
+error: expected `,`, found `a`
   --> $DIR/issue-3145.rs:2:19
    |
 LL |     println!("{}" a); //~ERROR expected token: `,`

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		-error: expected token: `,`
	`1`	+error: expected `,`, found `a`
`2`	`2`	`--> $DIR/issue-3145.rs:2:19`
`3`	`3`	`\|`
`4`	`4`	LL \| println!("{}" a); //~ERROR expected token: `,`