📖Update misspelling of behavior in amp-accordion example (ampproject#…

…18330)

* Update spelling of behavior

* Prevented whitespaces from being removed by IDE

examples/visual-tests/amp-by-example/components/amp-accordion/index.html

@@ -918,7 +918,7 @@ <h2 id="setup" class="www-heading pb4 mb2 relative h3">Setup</h2>
           <h2 id="basic-usage" class="www-heading pb4 mb2 relative h3">Basic Usage</h2>
         </section>
       <section class="www-component-desc">
-          <p class="mb2 px1">  Each of the <code>amp-accordion</code> component’s immediate children is considered a section in the accordion. Each of these nodes must be a <code>&lt;section&gt;</code> tag. Each <code>&lt;section&gt;</code> must contain only two direct children. The first child (of the section) will be considered as the heading of the section. Clicking/tapping on this section will trigger the expand/collapse behaviour. Use the <code>disable-session-states</code> attribute to disable preserving the accordion state across a session.</p>
+          <p class="mb2 px1">  Each of the <code>amp-accordion</code> component’s immediate children is considered a section in the accordion. Each of these nodes must be a <code>&lt;section&gt;</code> tag. Each <code>&lt;section&gt;</code> must contain only two direct children. The first child (of the section) will be considered as the heading of the section. Clicking/tapping on this section will trigger the expand/collapse behavior. Use the <code>disable-session-states</code> attribute to disable preserving the accordion state across a session.</p>
           <div class="abe-code-container">
             <div class="abe-code-preview ampstart-card">
               <h3 class="abe-code p1 caps h4">Example</h3>