chore: nix flake update

required running:
`cargo fix --allow-dirty --allow-staged`
`cargo clippy --fix --allow-dirty -- -D warnings`
to fix problems

and then manually fixing some too

2 files changed, 6 insertions, 6 deletions

diff --git a/test_utils/src/lib.rs b/test_utils/src/lib.rs
index 5feb64b..1312610 100644
--- a/test_utils/src/lib.rs
+++ b/test_utils/src/lib.rs
@@ -167,7 +167,7 @@ pub fn generate_repo_ref_event_with_git_server_with_keys(
         .tags([
             Tag::identifier(
                 // root_commit.to_string()
-                format!("{}-consider-it-random", root_commit),
+                format!("{root_commit}-consider-it-random"),
             ),
             Tag::from_standardized(TagStandard::Reference(root_commit.to_string())),
             Tag::from_standardized(TagStandard::Name("example name".into())),
@@ -1235,10 +1235,10 @@ pub fn create_and_populate_branch(
     test_repo.checkout("main")?;
     test_repo.create_branch(branch_name)?;
     test_repo.checkout(branch_name)?;
-    let file_name = format!("{}3.md", prefix);
+    let file_name = format!("{prefix}3.md");
     std::fs::write(test_repo.dir.join(&file_name), "some content")?;
     test_repo.stage_and_commit_custom_signature(
-        &format!("add {}3.md", prefix),
+        &format!("add {prefix}3.md"),
         Some(
             &Signature::new(
                 "Joe Bloggs",
@@ -1250,10 +1250,10 @@ pub fn create_and_populate_branch(
         commiter,
     )?;
     if !only_one_commit {
-        let file_name = format!("{}4.md", prefix);
+        let file_name = format!("{prefix}4.md");
         std::fs::write(test_repo.dir.join(&file_name), "some content")?;
         test_repo.stage_and_commit_custom_signature(
-            &format!("add {}4.md", prefix),
+            &format!("add {prefix}4.md"),
             Some(
                 &Signature::new(
                     "Joe Bloggs",
diff --git a/test_utils/src/relay.rs b/test_utils/src/relay.rs
index e820651..14778d9 100644
--- a/test_utils/src/relay.rs
+++ b/test_utils/src/relay.rs
@@ -186,7 +186,7 @@ impl<'a> Relay<'a> {
 
 pub fn shutdown_relay(port: u64) -> Result<()> {
     let mut counter = 0;
-    while let Ok((mut socket, _)) = tungstenite::connect(format!("ws://localhost:{}", port)) {
+    while let Ok((mut socket, _)) = tungstenite::connect(format!("ws://localhost:{port}")) {
         counter += 1;
         if counter == 1 {
             socket.write(tungstenite::Message::text("shut me down"))?;