Auto merge of #7721 - ehuss:fix-doc-build-indent, r=Eh2406

Fix indentation mistake in doc comment.

The `build` directory should be under `debug`.

Author: bors

src/cargo/core/compiler/layout.rs

@@ -53,36 +53,36 @@
 //!         # incremental is enabled.
 //!         incremental/
 //!
-//!     # This is the location at which the output of all custom build
-//!     # commands are rooted.
-//!     build/
-//!
-//!         # Each package gets its own directory where its build script and
-//!         # script output are placed
-//!         $pkgname-$META/    # For the build script itself.
-//!             # The build script executable (name may be changed by user).
-//!             build-script-build-$META
-//!             # Hard link to build-script-build-$META.
-//!             build-script-build
-//!             # Dependency information generated by rustc.
-//!             build-script-build-$META.d
-//!             # Debug information, depending on platform and profile
-//!             # settings.
-//!             <debug symbols>
-//!
-//!         # The package shows up twice with two different metadata hashes.
-//!         $pkgname-$META/  # For the output of the build script.
-//!             # Timestamp when the build script was last executed.
-//!             invoked.timestamp
-//!             # Directory where script can output files ($OUT_DIR).
-//!             out/
-//!             # Output from the build script.
-//!             output
-//!             # Path to `out`, used to help when the target directory is
-//!             # moved.
-//!             root-output
-//!             # Stderr output from the build script.
-//!             stderr
+//!         # This is the location at which the output of all custom build
+//!         # commands are rooted.
+//!         build/
+//!
+//!             # Each package gets its own directory where its build script and
+//!             # script output are placed
+//!             $pkgname-$META/    # For the build script itself.
+//!                 # The build script executable (name may be changed by user).
+//!                 build-script-build-$META
+//!                 # Hard link to build-script-build-$META.
+//!                 build-script-build
+//!                 # Dependency information generated by rustc.
+//!                 build-script-build-$META.d
+//!                 # Debug information, depending on platform and profile
+//!                 # settings.
+//!                 <debug symbols>
+//!
+//!             # The package shows up twice with two different metadata hashes.
+//!             $pkgname-$META/  # For the output of the build script.
+//!                 # Timestamp when the build script was last executed.
+//!                 invoked.timestamp
+//!                 # Directory where script can output files ($OUT_DIR).
+//!                 out/
+//!                 # Output from the build script.
+//!                 output
+//!                 # Path to `out`, used to help when the target directory is
+//!                 # moved.
+//!                 root-output
+//!                 # Stderr output from the build script.
+//!                 stderr
 //!
 //!     # Output from rustdoc
 //!     doc/