Function annotate_codeclimate_issues 

pub fn annotate_codeclimate_issues(
    issues: &mut [CodeClimateIssue],
    field: CodeClimateAnnotationField,
    value_for_path: impl FnMut(&str) -> String,
)

Add a top-level grouped property to each typed CodeClimate issue.

Grouped CLI outputs use this to attach owner or group while keeping the issue array shape and path lookup contract in fallow-output.