build(deps): bump brotli from 7.0.0 to 8.0.0 (#3627)

* build(deps): bump brotli from 7.0.0 to 8.0.0

Bumps [brotli](https://github.com/dropbox/rust-brotli) from 7.0.0 to 8.0.0.
- [Release notes](https://github.com/dropbox/rust-brotli/releases)
- [Commits](https://github.com/dropbox/rust-brotli/commits)

---
updated-dependencies:
- dependency-name: brotli
  dependency-version: 8.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

* docs: update changelog

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Rob Ede <robjtede@icloud.com>

awc/CHANGES.md

@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+- Update `brotli` dependency to `8`.
+
 ## 3.6.0
 
 - Prevent panics on connection pool drop when Tokio runtime is shutdown early.

awc/Cargo.toml

@@ -141,7 +141,7 @@ actix-tls = { version = "3.4", features = ["openssl", "rustls-0_23"] }
 actix-utils = "3"
 actix-web = { version = "4", features = ["openssl"] }
 
-brotli = "7"
+brotli = "8"
 const-str = "0.5"
 env_logger = "0.11"
 flate2 = "1.0.13"