build(deps): bump divan from 0.1.18 to 0.1.21

Bumps [divan](https://github.com/nvzqz/divan) from 0.1.18 to 0.1.21.
- [Changelog](https://github.com/nvzqz/divan/blob/main/CHANGELOG.md)
- [Commits](https://github.com/nvzqz/divan/compare/v0.1.18...v0.1.21)

---
updated-dependencies:
- dependency-name: divan
  dependency-version: 0.1.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.lock

@@ -1211,9 +1211,9 @@ dependencies = [
 
 [[package]]
 name = "divan"
-version = "0.1.18"
+version = "0.1.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "009c56317fe2bd3b5eebe3aa888828c62ed1b085d26c1ef2079a60369795765e"
+checksum = "a405457ec78b8fe08b0e32b4a3570ab5dff6dd16eb9e76a5ee0a9d9cbd898933"
 dependencies = [
  "cfg-if",
  "clap",
@@ -1225,9 +1225,9 @@ dependencies = [
 
 [[package]]
 name = "divan-macros"
-version = "0.1.18"
+version = "0.1.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f4de9827ae754db91aedec0277381f5a2d8e2f801564c8d774acfe1ab1b045e"
+checksum = "9556bc800956545d6420a640173e5ba7dfa82f38d3ea5a167eb555bc69ac3323"
 dependencies = [
  "proc-macro2",
  "quote",

actix-http/Cargo.toml

@@ -151,7 +151,7 @@ actix-web = "4"
 
 async-stream = "0.3"
 criterion = { version = "0.5", features = ["html_reports"] }
-divan = "0.1.8"
+divan = "0.1.21"
 env_logger = "0.11"
 futures-util = { version = "0.3.17", default-features = false, features = ["alloc"] }
 memchr = "2.4"