Rollup of 10 pull requests

[Mark-Simulacrum]

Successful merges:

• Use a single CtxtInterners #61392 (Use a single CtxtInterners)
• Add debug assertions to write_bytes and copy* #62103 (Add debug assertions to write_bytes and copy*)
• Remove needless lifetimes (std) #62123 ( Remove needless lifetimes (std))
• Feature gate rustc attributes harder #62133 (Feature gate rustc attributes harder)
• Implement mem::{zeroed,uninitialized} in terms of MaybeUninit. #62150 (Implement mem::{zeroed,uninitialized} in terms of MaybeUninit.)
• Derive which queries to save using the proc macro #62169 (Derive which queries to save using the proc macro)
• Move async || ... closures into #![feature(async_closure)] #62292 (Move async || ... closures into #![feature(async_closure)])
• Clarify unaligned fields in ptr::{read,write}_unaligned #62323 (Clarify unaligned fields in ptr::{read,write}_unaligned)
• Reduce reliance on await!(...) macro #62324 (Reduce reliance on await!(...) macro)
• Add tracking issue for Box::into_pin #62371 (Add tracking issue for Box::into_pin)

Failed merges:

• Improve documentation for built-in macros #62243 (Improve documentation for built-in macros)

r? @ghost

[Mark-Simulacrum]

@bors r+ p=10

[bors]

📌 Commit 167429f has been approved by Mark-Simulacrum

[bors]

⌛ Testing commit 167429f with merge 29de7f11df368745a1f05f2372d2c045b31ffb36...

[bors]

💔 Test failed - checks-azure