Unify titles in rustdoc book doc attributes chapter

Author: GuillaumeGomez

compiler/rustc_passes/src/check_attr.rs

@@ -768,7 +768,7 @@ impl CheckAttrVisitor<'tcx> {
                             "not a `use` item",
                         );
                     }
-                    err.note("read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#docno_inlinedocinline for more information")
+                    err.note("read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#inline-and-no_inline for more information")
                         .emit();
                 },
             );

src/doc/rustdoc/src/the-doc-attribute.md

@@ -153,7 +153,9 @@ example, if you want your doctests to fail if they produce any warnings, you cou
 These forms of the `#[doc]` attribute are used on individual items, to control how
 they are documented.
 
-### `#[doc(no_inline)]`/`#[doc(inline)]`
+### `inline` and `no_inline`
+
+<span id="docno_inlinedocinline"></span>
 
 These attributes are used on `use` statements, and control where the documentation shows
 up. For example, consider this Rust code:
@@ -219,7 +221,9 @@ Now we'll have a `Re-exports` line, and `Bar` will not link to anywhere.
 One special case: In Rust 2018 and later, if you `pub use` one of your dependencies, `rustdoc` will
 not eagerly inline it as a module unless you add `#[doc(inline)]`.
 
-### `#[doc(hidden)]`
+### `hidden`
+
+<span id="dochidden"></span>
 
 Any item annotated with `#[doc(hidden)]` will not appear in the documentation, unless
 the `strip-hidden` pass is removed.

src/test/rustdoc-ui/invalid-doc-attr.stderr

@@ -29,7 +29,7 @@ LL | pub fn foo() {}
    |
    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
-   = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#docno_inlinedocinline for more information
+   = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#inline-and-no_inline for more information
 
 error: this attribute can only be applied at the crate level
   --> $DIR/invalid-doc-attr.rs:15:12
@@ -72,7 +72,7 @@ LL |     pub fn baz() {}
    |
    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
-   = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#docno_inlinedocinline for more information
+   = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#inline-and-no_inline for more information
 
 error: aborting due to 6 previous errors
 

src/test/ui/attributes/invalid-doc-attr.stderr

@@ -29,7 +29,7 @@ LL | pub fn foo() {}
    |
    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
-   = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#docno_inlinedocinline for more information
+   = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#inline-and-no_inline for more information
 
 error: this attribute can only be applied at the crate level
   --> $DIR/invalid-doc-attr.rs:15:12
@@ -72,7 +72,7 @@ LL |     pub fn baz() {}
    |
    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
-   = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#docno_inlinedocinline for more information
+   = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#inline-and-no_inline for more information
 
 error: aborting due to 6 previous errors