[beta] backports

[Mark-Simulacrum]

• Forbid non-derefable types explicitly in unsizing casts Forbid non-derefable types explicitly in unsizing casts #75136
• forbid #[track_caller] on main forbid #[track_caller] on main #75130
• Fix #[track_caller] shims for trait objects. Fix #[track_caller] shims for trait objects. #74784
• rustc_target: Add a target spec option for disabling --eh-frame-hdr rustc_target: Add a target spec option for disabling --eh-frame-hdr #74631
• Disable Azure Pipelines except for macOS Disable Azure Pipelines except for macOS #74620
• Upload builds from GHA instead of Azure Pipelines Upload builds from GHA instead of Azure Pipelines #74565
• Add the aarch64-apple-darwin target Add the aarch64-apple-darwin target  #74541
• Use ReEmpty(U0) as the implicit region bound in typeck Use ReEmpty(U0) as the implicit region bound in typeck #74509
• rustbuild: drop tool::should_install rustbuild: drop tool::should_install #74457
• lint: use transparent_newtype_field to avoid ICE lint: use transparent_newtype_field to avoid ICE #74340
• Don't panic if the lhs of a div by zero is not statically known Don't panic if the lhs of a div by zero is not statically known #74221
• improper_ctypes_definitions: allow Box improper_ctypes_definitions: allow Box #74448
• typeck: check for infer before type impls trait typeck: check for infer before type impls trait #73965

[Mark-Simulacrum]

@bors r+ rollup=never p=20

[bors]

📌 Commit ed591d0 has been approved by Mark-Simulacrum

[bors]

⌛ Testing commit ed591d0 with merge 63ca028...

[bors]

☀️ Test successful - checks-actions, checks-azure
Approved by: Mark-Simulacrum
Pushing 63ca028 to beta...