Remove duplicate std::env import
@@ -442,7 +442,6 @@ fn do_pre_install_options_sanity_checks(opts: &InstallOpts) -> Result<()> {
fn do_anti_sudo_check(no_prompt: bool) -> Result<()> {
#[cfg(unix)]
pub fn home_mismatch() -> bool {
- use std::env;
use std::ffi::CStr;
use std::mem;
use std::ops::Deref;
