message: Fix some broken doc links.
diff: @@ -387,7 +387,7 @@ you have args that you do not want to pass to build scripts or proc macros and
  are building for the host, pass `--target` with the host triple.
  It is not recommended to pass in flags that Cargo itself usually manages. For
  -example, the flags driven by [profiles] are best handled by setting the
  +example, the flags driven by [profiles](profiles.md) are best handled by setting the
  appropriate profile setting.
  > **Caution**: Due to the low-level nature of passing flags directly to the
  @@ -418,7 +418,7 @@ Additional flags may also be passed with the [`cargo rustdoc`] command.
  * Environment: `CARGO_BUILD_INCREMENTAL` or `CARGO_INCREMENTAL`
  Whether or not to perform [incremental compilation]. The default if not set is
  -to use the value from the [profile]. Otherwise this overrides the setting of
  +to use the value from the [profile](profiles.md#incremental). Otherwise this overrides the setting of
  all profiles.
  The `CARGO_INCREMENTAL` environment variable can be set to `1` to force enable
  @@ -449,7 +449,7 @@ The `[doc]` table defines options for the [`cargo doc`] command.
  ##### `doc.browser`
  -* Type: string or array of strings ([program path and args])
  +* Type: string or array of strings ([program path with args])
  * Default: `BROWSER` environment variable, or, if that is missing,
  opening the link in a system specific way
  @@ -950,7 +950,7 @@ Specifies the linker which is passed to `rustc` (via [`-C linker`]) when the
  `<triple>` is being compiled for. By default, the linker is not overridden.
  ##### `target.<triple>.runner`
  -* Type: string or array of strings ([program path and args])
  +* Type: string or array of strings ([program path with args])
  * Default: none
  * Environment: `CARGO_TARGET_<triple>_RUNNER`
  @@ -1074,7 +1074,6 @@ Sets the width for progress bar.
  [override a build script]: build-scripts.md#overriding-build-scripts
  [toml]: https://toml.io/
  [incremental compilation]: profiles.md#incremental
  -[profile]: profiles.md
  [program path with args]: #executable-paths-with-arguments
  [libcurl format]: https://ec.haxx.se/usingcurl-proxies.html
  [source replacement]: source-replacement.md
  