Clear code

Author: TheRedApricot

src/cli/self_update/windows.rs

@@ -748,8 +748,6 @@ pub(crate) fn delete_rustup_and_cargo_home(process: &Process) -> Result<()> {
 
 #[cfg(test)]
 mod tests {
-    // use winreg::enums::{RegType, HKEY_CURRENT_USER, KEY_READ, KEY_WRITE};
-    // use winreg::{RegKey, RegValue};
     use windows_registry::CURRENT_USER;
     use windows_result::HRESULT;
     use windows_sys::Win32::Foundation::ERROR_FILE_NOT_FOUND;