iter 22-tidy.5.2: drop transient iter-tags from parse_fn duplicate-clause tests

crates/ailang-surface/src/parse.rs

@@ -2336,10 +2336,6 @@ mod tests {
         assert_eq!(i.doc.as_deref(), Some("instance for ints"));
     }
 
-    /// Iter 22-tidy.5: `parse_fn` rejects a duplicate `(doc ...)`
-    /// clause with a `fn-def` production diagnostic naming the
-    /// offending fn. Pre-22-tidy.5, the second clause silently
-    /// overwrote the first; this test pins the strict shape.
     #[test]
     fn parse_fn_rejects_duplicate_doc_clause() {
         let err = parse(
@@ -2361,9 +2357,6 @@ mod tests {
         );
     }
 
-    /// Iter 22-tidy.5: `parse_fn` rejects a duplicate `(type ...)`
-    /// clause with a `fn-def` production diagnostic naming the
-    /// offending fn.
     #[test]
     fn parse_fn_rejects_duplicate_type_clause() {
         let err = parse(
@@ -2384,9 +2377,6 @@ mod tests {
         );
     }
 
-    /// Iter 22-tidy.5: `parse_fn` rejects a duplicate `(params ...)`
-    /// clause with a `fn-def` production diagnostic naming the
-    /// offending fn.
     #[test]
     fn parse_fn_rejects_duplicate_params_clause() {
         let err = parse(
@@ -2407,9 +2397,6 @@ mod tests {
         );
     }
 
-    /// Iter 22-tidy.5: `parse_fn` rejects a duplicate `(body ...)`
-    /// clause with a `fn-def` production diagnostic naming the
-    /// offending fn.
     #[test]
     fn parse_fn_rejects_duplicate_body_clause() {
         let err = parse(