style(xatu): remove redundant comments

src/xatu/rules.rs

@@ -6,19 +6,14 @@ pub mod empty_inherit;
 
 #[derive(Debug)]
 pub struct Finding {
-    /// Identifies the rule that produced this finding.
     pub rule_id: &'static str,
-    /// Identifies the source range that triggered this finding.
     pub range: ast::SourceRange,
-    /// Describes the finding for human-readable output.
     pub message: &'static str,
 }
 
 #[derive(Debug)]
 pub struct Diagnostic {
-    /// Identifies the file that contains this diagnostic.
     pub file_id: FileId,
-    /// Contains the node-local rule finding.
     pub finding: Finding,
 }