Revert "integrate Lazy into std layout"

This reverts commit 237a977.

Author: Mark-Simulacrum

Cargo.lock

@@ -1372,8 +1372,8 @@ checksum = "7e81a7c05f79578dbc15793d8b619db9ba32b4577003ef3af1a91c416798c58d"
 name = "installer"
 version = "0.0.0"
 dependencies = [
+ "anyhow",
  "clap",
- "failure",
  "flate2",
  "lazy_static",
  "num_cpus",

src/libcore/lazy.rs

@@ -240,8 +240,6 @@ pub mod char;
 pub mod ffi;
 #[cfg(not(test))] // See #65860
 pub mod iter;
-#[unstable(feature = "once_cell", issue = "68198")]
-pub mod lazy;
 pub mod option;
 pub mod panic;
 pub mod panicking;