Automatic toolchain upgrade to nightly-2025-11-11

[github-actions]

Update Rust toolchain from nightly-2025-11-10 to nightly-2025-11-11 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@6647be9 up to
rust-lang/rust@29a6971. The log
for this commit range is:

https://github.com/rust-lang/rust/commit/29a69716f2 Auto merge of #148397 - frank-king:feature/pin-pattern, r=Nadrieril,traviscross

rust-lang/rust@055d0d6aaf Auto merge of #135634 - joboet:trivial-clone, r=Mark-Simulacrum
rust-lang/rust@a7b3715826 Auto merge of #148564 - Kobzol:rename-master-to-main, r=marcoieni
rust-lang/rust@bc0126d451 Change default branch to main
rust-lang/rust@00426d642a Auto merge of #148685 - Zalathar:lldb-python, r=jieyouxu
rust-lang/rust@5f666a6ec9 Auto merge of #148679 - dianqk:update-llvm, r=cuviper
rust-lang/rust@5ef48ed448 Implement &pin patterns and ref pin bindings
rust-lang/rust@8401398e1f Auto merge of #148762 - matthiaskrgr:rollup-4oifvkr, r=matthiaskrgr