Fixed clippy code smell

Author: LucaCappelletti94

src/ast/spans.rs

@@ -2351,6 +2351,24 @@ impl Spanned for AlterTable {
     }
 }
 
+impl Spanned for CreateOperator {
+    fn span(&self) -> Span {
+        Span::empty()
+    }
+}
+
+impl Spanned for CreateOperatorFamily {
+    fn span(&self) -> Span {
+        Span::empty()
+    }
+}
+
+impl Spanned for CreateOperatorClass {
+    fn span(&self) -> Span {
+        Span::empty()
+    }
+}
+
 #[cfg(test)]
 pub mod tests {
     use crate::dialect::{Dialect, GenericDialect, SnowflakeDialect};
@@ -2542,21 +2560,3 @@ ALTER TABLE users
         assert_eq!(stmt_span.end, (4, 11).into());
     }
 }
-
-impl Spanned for CreateOperator {
-    fn span(&self) -> Span {
-        Span::empty()
-    }
-}
-
-impl Spanned for CreateOperatorFamily {
-    fn span(&self) -> Span {
-        Span::empty()
-    }
-}
-
-impl Spanned for CreateOperatorClass {
-    fn span(&self) -> Span {
-        Span::empty()
-    }
-}