Resolve noop_method_call warnings for rust 1.73+

- Rust compiler added warnings to noop method calls (redundant calls that do nothing)
- These changes take rust compiler recommendations and accomodate them to silence warnings

config/src/config.rs

@@ -239,14 +239,7 @@ impl GlobalConfig {
 			}
 			Err(e) => {
 				return Err(ConfigError::ParseError(
-					String::from(
-						self.config_file_path
-							.as_mut()
-							.unwrap()
-							.to_str()
-							.unwrap()
-							.clone(),
-					),
+					String::from(self.config_file_path.as_mut().unwrap().to_str().unwrap()),
 					String::from(format!("{}", e)),
 				));
 			}

servers/src/epic/server.rs

@@ -185,7 +185,7 @@ impl Server {
 	// This uses fs2 and should be safe cross-platform unless somebody abuses the file itself.
 	fn one_epic_at_a_time(config: &ServerConfig) -> Result<Arc<File>, Error> {
 		let path = Path::new(&config.db_root);
-		fs::create_dir_all(path.clone())?;
+		fs::create_dir_all(path)?;
 		let path = path.join("epic.lock");
 		let lock_file = fs::OpenOptions::new()
 			.read(true)

src/bin/epic.rs

@@ -100,7 +100,7 @@ fn real_main() -> i32 {
 				panic!("The generate value must be a positive integer: {}", e);
 			});
 
-		let url = taxes_args.value_of("from_wallet").unwrap().clone();
+		let url = taxes_args.value_of("from_wallet").unwrap();
 		let mut wallet_url = String::new();
 		if !url.contains("http") {
 			wallet_url.push_str("http://");