remove unnecessary line break

Author: JOE1994

src/bin/cargo-miri.rs

@@ -334,7 +334,6 @@ path = "lib.rs"
         Some(target) => target == rustc_version::version_meta().unwrap().host,
     };
     let sysroot = if is_host { dir.join("HOST") } else { PathBuf::from(dir) };
-
     std::env::set_var("MIRI_SYSROOT", &sysroot); // pass the env var to the processes we spawn, which will turn it into "--sysroot" flags
     if print_env {
         println!("MIRI_SYSROOT='{}'", sysroot.display().to_string().replace('\'', r#"'"'"'"#));