submodules: update clippy from 70b93aab to e170c849

Changes:
````
rustup  https://github.com/rust-lang/rust/pull/70536
Rustup to https://github.com/rust-lang/rust/pull/70449
readme: move "how to run single lint" instructions to "Allowing/denying lints" section.
git attribute macros not allowed in submodules
Deprecate REPLACE_CONSTS lint
Bump itertools
````

Fixes #70554

clippy @ e170c849

-Subproject commit 70b93aab6ec576c3665f38fd485bb5e0154a88f7
+Subproject commit e170c849420b9da1799b447828c6e6484f16696c