Rollup of 5 pull requests

[Centril]

Successful merges:

• update miri #60173 (update miri)
• Replace the &'tcx List<Ty<'tcx>> in TyKind::Tuple with SubstsRef<'tcx> #60292 (Replace the &'tcx List<Ty<'tcx>> in TyKind::Tuple with SubstsRef<'tcx>)
• Add 1.34.1 release notes #60309 (Add 1.34.1 release notes)
• bootstrap: use correct version numbers for llvm-tools and lldb #60315 (bootstrap: use correct version numbers for llvm-tools and lldb)
• Use "capacity" as parameter name in with_capacity() methods #60316 (Use "capacity" as parameter name in with_capacity() methods)

Failed merges:

r? @ghost