Auto merge of #143779 - JonathanBrouwer:automatically_derived_parser, r=oli-obk

Port `#[automatically_derived]` to the new attribute parsing infrastructure

Ports `#[automatically_derived]` to the new attribute parsing infrastructure for https://github.com/rust-lang/rust/issues/131229#issuecomment-2971351163

r? `@oli-obk`
cc `@jdonszelmann`

compiler/rustc_parse/src/validate_attr.rs

@@ -316,6 +316,7 @@ pub fn check_builtin_meta_item(
                 | sym::rustc_layout_scalar_valid_range_start
                 | sym::rustc_layout_scalar_valid_range_end
                 | sym::no_implicit_prelude
+                | sym::automatically_derived
         ) {
             return;
         }