fix a ui test

TaKO8Ki · TaKO8Ki · commit 9d49d6494ed5 · 2022-09-26T23:43:31.000+09:00
diff --git a/src/test/ui/parser/issues/issue-101540.stderr b/src/test/ui/parser/issues/issue-101540.stderr
@@ -1,6 +1,8 @@
 error: structs are not allowed in struct definitions
   --> $DIR/issue-101540.rs:2:5
    |
+LL | struct S1 {
+   |        -- while parsing this struct
 LL |     struct S2 {
    |     ^^^^^^^^^
    |

Original file line number	Diff line number	Diff line change
`@@ -1,6 +1,8 @@`
`1`	`1`	`error: structs are not allowed in struct definitions`
`2`	`2`	`--> $DIR/issue-101540.rs:2:5`
`3`	`3`	`\|`
	`4`	`+LL \| struct S1 {`
	`5`	`+ \| -- while parsing this struct`
`4`	`6`	`LL \| struct S2 {`
`5`	`7`	`\| ^^^^^^^^^`
`6`	`8`	`\|`