fix warnings in regress

Author: Emilgardis

ci/svd2rust-regress/src/main.rs

@@ -154,19 +154,16 @@ pub struct Test {
 impl Test {
     fn run(&self, opts: &Opts) -> Result<(), anyhow::Error> {
         match self {
-            Self { url: Some(url), .. } => {}
+            Self { url: Some(_), .. } => {}
             Self {
-                svd_file: Some(svd_file),
-                ..
-            } => {}
-            Self {
-                chip: Some(chip), ..
+                svd_file: Some(_), ..
             } => {}
+            Self { chip: Some(_), .. } => {}
             _ => unreachable!("clap should not allow this"),
         }
         let test = if let (Some(url), Some(arch)) = (&self.url, &self.arch) {
             tests::TestCase {
-                arch: svd2rust::Target::parse(&arch)?,
+                arch: svd2rust::Target::parse(arch)?,
                 mfgr: tests::Manufacturer::Unknown,
                 chip: self
                     .chip

ci/svd2rust-regress/src/svd_test.rs

@@ -1,7 +1,7 @@
 use anyhow::{anyhow, Context, Result};
 use svd2rust::{util::Case, Target};
 
-use crate::{command::CommandExt, tests::TestCase, Opts, TestAll};
+use crate::{command::CommandExt, tests::TestCase, Opts};
 use std::io::prelude::*;
 use std::path::PathBuf;
 use std::process::Command;