build(deps): update rand requirement from 0.8 to 0.9 (#3564)

* build(deps): update rand requirement from 0.8 to 0.9

Updates the requirements on [rand](https://github.com/rust-random/rand) to permit the latest version.
- [Release notes](https://github.com/rust-random/rand/releases)
- [Changelog](https://github.com/rust-random/rand/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rust-random/rand/compare/0.8.0...0.9.0)

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

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

* chore: fix rand upgrade

* chore: address clippy lint

---------

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>

actix-multipart/Cargo.toml

@@ -50,7 +50,7 @@ local-waker = "0.1"
 log = "0.4"
 memchr = "2.5"
 mime = "0.3"
-rand = "0.8"
+rand = "0.9"
 serde = "1"
 serde_json = "1"
 serde_plain = "1"

actix-multipart/src/test.rs

@@ -5,10 +5,7 @@ use actix_web::{
     web::{BufMut as _, Bytes, BytesMut},
 };
 use mime::Mime;
-use rand::{
-    distributions::{Alphanumeric, DistString as _},
-    thread_rng,
-};
+use rand::distr::{Alphanumeric, SampleString as _};
 
 const CRLF: &[u8] = b"\r\n";
 const CRLF_CRLF: &[u8] = b"\r\n\r\n";
@@ -64,7 +61,7 @@ pub fn create_form_data_payload_and_headers(
     content_type: Option<Mime>,
     file: Bytes,
 ) -> (Bytes, HeaderMap) {
-    let boundary = Alphanumeric.sample_string(&mut thread_rng(), 32);
+    let boundary = Alphanumeric.sample_string(&mut rand::rng(), 32);
 
     create_form_data_payload_and_headers_with_boundary(
         &boundary,