build(deps): update brotli requirement from 6 to 7 (#3482)

* build(deps): update brotli requirement from 6 to 7

Updates the requirements on [brotli](https://github.com/dropbox/rust-brotli) to permit the latest version.
- [Release notes](https://github.com/dropbox/rust-brotli/releases)
- [Commits](https://github.com/dropbox/rust-brotli/commits)

---
updated-dependencies:
- dependency-name: brotli
  dependency-type: direct:production
...

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

* docs: update changelogs

---------

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 +2,7 @@
 
 ## Unreleased
 
+- Update `brotli` dependency to `7`.
 - Prevent panics on connection pool drop when Tokio runtime is shutdown early.
 - Minimum supported Rust version (MSRV) is now 1.75.
 

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 = "6"
+brotli = "7"
 const-str = "0.5"
 env_logger = "0.11"
 flate2 = "1.0.13"