Auto merge of #14345 - lnicola:sync-from-rust, r=lnicola

minor: Sync from downstream

crates/ide-completion/src/tests/attribute.rs

@@ -857,9 +857,9 @@ fn lint_qualified() {
     #[test]
     fn lint_feature() {
         check_edit(
-            "box_syntax",
+            "box_patterns",
             r#"#[feature(box_$0)] struct Test;"#,
-            r#"#[feature(box_syntax)] struct Test;"#,
+            r#"#[feature(box_patterns)] struct Test;"#,
         )
     }