message: docs: Fix newline in dispatcher note
  Newlines in <code> blocks are displayed, resulting in a newline before
  the closing parentheses.
diff: //! </div>
  //! <div class="example-wrap" style="display:inline-block">
  //! <pre class="ignore" style="white-space:normal;font:inherit;">
  -//! <strong>Note</strong>: The thread-local scoped dispatcher (<code>with_default
  -//! </code>) requires the Rust standard library. <code>no_std</code> users should
  +//! <strong>Note</strong>: The thread-local scoped dispatcher (<code>with_default</code>)
  +//! requires the Rust standard library. <code>no_std</code> users should
  //! use <a href="fn.set_global_default.html"><code>set_global_default</code></a>
  //! instead.
  //! </pre></div>
  