Tweak various coverage test files for slightly nicer formatting

For coverage tests, splitting code across multiple lines often makes the
resulting coverage report easier to interpret, so we force rustfmt to retain
line breaks by adding dummy line comments with `//`.

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/coverage/inner_items.rs b/tests/coverage/inner_items.rs
index bcb62b3031c..4d513e612f0 100644
--- a/tests/coverage/inner_items.rs
+++ b/tests/coverage/inner_items.rs
@@ -50,7 +50,7 @@ fn main() {
     }
 
     let mut val = InStruct {
-        in_struct_field: 101,
+        in_struct_field: 101, //
     };
 
     val.default_trait_func();