A few stragglers.

Backported PRs:
- [x] #53091 <!-- Ensure elision of `require_one_based_indexing` with
high-dim array views -->
- [x] #53117 <!-- Try to fix incorrect documentation of `nthreads` -->
- [x] #52855 <!-- Fix variable name in scaling an `AbstractTriangular`
with zero alpha -->
- [x] #52952 <!-- [REPLCompletions] enable completions for `using
Module.Inner|` -->
- [x] #53101 <!-- Inplace transpose for unit Triangular may skip
diagonal -->

Need manual backport:
- [ ] #52505 <!-- fix alignment of emit_unbox_store copy -->

Non-merged PRs with backport label:
- [ ] #53125 <!-- coverage: count coverage where explicitly requested by
inference only -->
- [ ] #52694 <!-- Reinstate similar for AbstractQ for backward
compatibility -->
- [ ] #51479 <!-- prevent code loading from lookin in the versioned
environment when building Julia -->

Backported PRs:
- [x] #53205 <!-- Profile: add notes to `print()` docs -->
- [x] #53170 <!-- Remove outdated discussion about externally changing
module bindings -->
- [x] #53228 <!-- SubArray: avoid invalid elimination of singleton
indices -->
- [x] #51361 <!-- code_warntype docs: more neutral reference to
@code_warntype -->
- [x] #50480 <!-- Document --heap-size-hint in Command-line Interface
-->
- [x] #53301 <!-- Fix typo in `Sys.total_memory` docstring. -->
- [x] #53354 <!-- fix code coverage bug in tail position and `else` -->
- [x] #53388 <!-- Fix documentation: thread pool of main thread -->
- [x] #53429 <!-- Subtype: skip slow-path in `local_∀_∃_subtype` if
inputs contain no ∃ typevar. -->
- [x] #53437 <!-- Add debug variant of loader_trampolines.o -->

Need manual backport:
- [ ] #52505 <!-- fix alignment of emit_unbox_store copy -->
- [ ] #53373 <!-- fix sysimage-native-code=no option with pkgimages -->
- [ ] #53439 <!-- staticdata: fix assert from partially disabled native
code -->

Contains multiple commits, manual intervention needed:
- [ ] #52913 <!-- Added docstring for Artifacts.jl -->
- [ ] #53218 <!-- Fix interpreter_exec.jl test -->

Non-merged PRs with backport label:
- [ ] #53424 <!-- yet more atomics & cache-line fixes on work-stealing
queue -->
- [ ] #53125 <!-- coverage: count coverage where explicitly requested by
inference only -->
- [ ] #52694 <!-- Reinstate similar for AbstractQ for backward
compatibility -->
- [ ] #51479 <!-- prevent code loading from lookin in the versioned
environment when building Julia -->

Backported PRs:
- [x] #53361 <!-- 🤖 [master] Bump the SparseArrays stdlib from c9f7293
to cb602d7 -->
- [x] #53300 <!-- allow external absint to hold custom data in
`codeinst.inferred` -->
- [x] #53342 <!-- Add `Base.wrap` to docs -->
- [x] #53372 <!-- Silence warnings in `test/file.jl` -->
- [x] #53357 <!-- 🤖 [master] Bump the Pkg stdlib from 6dd0e7c9e to
76070d295 -->
- [x] #53373 <!-- fix sysimage-native-code=no option with pkgimages -->
- [x] #53333 <!-- More consistent return value for annotations, take 2
-->
- [x] #53354 <!-- fix code coverage bug in tail position and `else` -->
- [x] #53407 <!-- fix sysimage-native-code=yes option -->
- [x] #53388 <!-- Fix documentation: thread pool of main thread -->
- [x] #53355 <!-- Fix synchronization issues on the GC scheduler. -->
- [x] #53429 <!-- Subtype: skip slow-path in `local_∀_∃_subtype` if
inputs contain no ∃ typevar. -->
- [x] #53437 <!-- Add debug variant of loader_trampolines.o -->
- [x] #53284 <!-- Add annotate! method for AnnotatedIOBuffer -->
- [x] #53466 <!-- [MozillaCACerts_jll] Update to v2023-12-12 -->
- [x] #53467 <!-- [LibGit2_jll] Update to v1.7.2 -->
- [x] #53326 <!-- RFC: when loading code for internal purposes, load
stdlib files directly, bypassing DEPOT_PATH, LOAD_PATH, and stale checks
-->
- [x] #53332
- [x] #53320 <!-- Add `Sys.isreadable, Sys.iswriteable`, update `ispath`
-->
- [x] #53476

Contains multiple commits, manual intervention needed:
- [ ] #53285 <!-- Add update mechanism for Terminfo, and common
user-alias data -->

Non-merged PRs with backport label:
- [ ] #53424 <!-- yet more atomics & cache-line fixes on work-stealing
queue -->
- [ ] #53408 <!-- task splitting: change additive accumulation to
multiplicative -->
- [ ] #53403 <!-- Move parallel precompilation to Base -->
- [ ] #53402 <!-- Add `jl_getaffinity` and `jl_setaffinity` -->
- [ ] #53391 <!-- Default to the medium code model in x86 linux -->
- [ ] #53125 <!-- coverage: count coverage where explicitly requested by
inference only -->
- [ ] #52694 <!-- Reinstate similar for AbstractQ for backward
compatibility -->