docs: Fixing formatting problem am: 6f29c209 am: 28343328 am: dac729b6

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    <a href="{@docRoot}shareables/training/ThreadSample.zip" class="button">Download the sample</a>

    <p class="filename">ThreadSample.zip</p>

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<p>

    This lesson shows you how to implement a {@link java.lang.Runnable} class, which runs the code