tests/unit: remove now-stabilized #![feature(...)]s in edition 2024 tests

Author: kkysen

tests/unit/arrays/src/test_arrays.rs

@@ -1,5 +1,3 @@
-//! feature_raw_ref_op
-
 use crate::arrays::rust_entry;
 use crate::incomplete_arrays::{rust_check_some_ints, rust_entry2, rust_test_sized_array};
 use crate::variable_arrays::{rust_alloca_arrays, rust_variable_arrays};

tests/unit/casts/src/test_casts.rs

@@ -1,5 +1,3 @@
-//! feature_raw_ref_op
-
 use crate::cast_funptr::{rust_entry, rust_get_identity, rust_identity};
 use crate::casts::rust_cast_stuff;
 

tests/unit/gotos/src/test_translation_only.rs

@@ -1,5 +1,3 @@
-//! feature_label_break_value
-
 use crate::jump_into_loop::rust_jump_into_loop;
 use crate::label_break_trigger::rust_triggers_label_break;
 

tests/unit/ints/src/test_arithmetic.rs

@@ -1,5 +1,3 @@
-//! feature_raw_ref_op
-
 use crate::arithmetic::rust_entry2;
 use std::ffi::{c_int, c_uint};
 

tests/unit/macros/src/test_define.rs

@@ -1,5 +1,3 @@
-//! feature_raw_ref_op
-
 use crate::define::{rust_fns, rust_stmt_expr_inc};
 use crate::define::{rust_reference_define, TEST_CONST1, TEST_CONST2, TEST_PARENS};
 use crate::define::{rust_test_zstd, ZSTD_WINDOWLOG_MAX_32, ZSTD_WINDOWLOG_MAX_64};