Automatic toolchain upgrade to nightly-2026-01-10

[github-actions]

Update Rust toolchain from nightly-2026-01-09 to nightly-2026-01-10 without any other source changes.

[github-actions]

This is an automatically generated pull request. If any of the CI checks fail,
manual intervention is required. In such a case, review the changes at
https://github.com/rust-lang/rust from
rust-lang/rust@31cd367 up to
rust-lang/rust@a3f2d5a. The log
for this commit range is:

https://github.com/rust-lang/rust/commit/a3f2d5abe4 Auto merge of #150739 - weihanglo:update-cargo, r=weihanglo Update cargo submodule

rust-lang/rust@1b39278a31 Auto merge of #150866 - GuillaumeGomez:rollup-puFKE8I, r=GuillaumeGomez Rollup of 11 pull requests
rust-lang/rust@8f89503777 Rollup merge of #150864 - fix-aarch64-platform-docs, r=jdonszelmann
rust-lang/rust@ab854dac28 Rollup merge of #150834 - multiple_supertrait_upcastable-not-internal, r=Kivooeo
rust-lang/rust@0548617ca0 Rollup merge of #150829 - fix_generic_param_target, r=JonathanBrouwer
rust-lang/rust@19769da8f1 Rollup merge of #150821 - remove-test, r=jackh726
rust-lang/rust@fe307c5452 Rollup merge of #150816 - method-anchor, r=camelid
rust-lang/rust@e99f5f63a6 Rollup merge of #150808 - derive-internals, r=jhpratt
rust-lang/rust@10e24f1926 Rollup merge of #150762 - cleanup-gui, r=lolbinarycat
rust-lang/rust@7702fb2a7e Rollup merge of #150574 - MoveData-init_loc_map, r=cjgillot
rust-lang/rust@3daf9935c5 Rollup merge of #150561 - semiopaque, r=BoxyUwU
rust-lang/rust@09575ecde1 Rollup merge of #150385 - fix-expr-can-have-side-effects, r=jdonszelmann,samueltardieu
rust-lang/rust@2ce7a5deaf Rollup merge of #150272 - doc/improve-iter-find-docs, r=scottmcm
rust-lang/rust@85d0cdfe34 Auto merge of #150265 - scottmcm:vec-less-ubchecks, r=jhpratt Stop emitting UbChecks on every Vec→Slice
rust-lang/rust@025ac8f512 The aarch64-unknown-none target requires NEON, so the docs were wrong.
rust-lang/rust@c48df5dcf1 Move the rustc_no_mir_inline down a level
rust-lang/rust@5932078c79 Stop emitting UbChecks on every Vec→Slice
rust-lang/rust@3fda0e426c Auto merge of #150839 - matthiaskrgr:rollup-3a0ebXJ, r=matthiaskrgr Rollup of 11 pull requests