Fix relative lines in coroutine test

Author: mweber15

tests/codegen/issues/issue-98678-closure-coroutine.rs

@@ -15,8 +15,8 @@ pub fn foo() {
     let closure = |x| x;
     closure(0);
 
-    // NONMSVC-DAG: !DICompositeType({{.*"[{]}}coroutine_env#1{{[}]".*}}file: ![[#FILE]]{{.*}}line: [[# @LINE + 2]],
-    // MSVC-DAG: !DICompositeType({{.*".*foo::}}coroutine_env$1>{{".*}}file: ![[#FILE]]{{.*}}line: [[# @LINE + 1]],
+    // NONMSVC-DAG: !DICompositeType({{.*"[{]}}coroutine_env#1{{[}]".*}}file: ![[#FILE]]{{.*}}line: [[# @LINE + 3]],
+    // MSVC-DAG: !DICompositeType({{.*".*foo::}}coroutine_env$1>{{".*}}file: ![[#FILE]]{{.*}}line: [[# @LINE + 2]],
     let _coroutine = #[coroutine]
     || yield 1;
 }