Auto merge of rust-lang#151727 - Zalathar:rollup-goIJldt, r=Zalathar

Rollup of 5 pull requests

Successful merges:

 - rust-lang#151692 (Try to reduce rustdoc GUI tests flakyness)
 - rust-lang#147436 (slice/ascii: Optimize `eq_ignore_ascii_case` with auto-vectorization)
 - rust-lang#151390 (Reintroduce `QueryStackFrame` split.)
 - rust-lang#151097 (Use an associated type default for `Key::Cache`.)
 - rust-lang#151702 (Omit standard copyright notice)

Author: bors

REUSE.toml

@@ -53,7 +53,7 @@ path = [
 ]
 precedence = "override"
 SPDX-FileCopyrightText = "The Rust Project Developers (see https://thanks.rust-lang.org)"
-SPDX-License-Identifier = "MIT or Apache-2.0"
+SPDX-License-Identifier = "MIT OR Apache-2.0"
 
 [[annotations]]
 path = "compiler/rustc_llvm/llvm-wrapper/SymbolWrapper.cpp"

compiler/rustc_codegen_gcc/example/alloc_system.rs

@@ -1,6 +1,3 @@
-// SPDX-License-Identifier: MIT OR Apache-2.0
-// SPDX-FileCopyrightText: The Rust Project Developers (see https://thanks.rust-lang.org)
-
 #![no_std]
 #![feature(allocator_api, rustc_private)]