Upgrade all dependencies

Also 'cargo clippy --fix', as current clippy warns on more things.

src/config.rs

@@ -105,7 +105,7 @@ fn load_blocking(path: &String) -> anyhow::Result<Config> {
 pub async fn load<S: AsRef<str>>(path: S) -> anyhow::Result<Config> {
     let p = String::from(path.as_ref());
     let config = tokio::task::spawn_blocking(move || {
-        load_blocking(&p).with_context(|| format!("Failed to load config from {}", p))
+        load_blocking(&p).with_context(|| format!("Failed to load config from {p}"))
     })
     .await??;
     Ok(config)