JSFiddle - React, Tailwind, and code Playground

HTML

<div class="topic-like-count average">
 <h4>
  <div style="display: none">UN:F [1.9.10_1130]</div>
  <div class="thumblock ">
   <span class="rating-result">
     <div id="gdsr_thumb_text_43_a" class="gdt-size-20 gdthumbtext">0</div>
  </span>
  <div class="ratingtext ">
  </div>
  <div class="raterclear"></div>
  </div>
 </h4>
<span class="vote">votes</span>
</div>


<div class="topic-like-count average">
 <h4>
  <div style="display: none">UN:F [1.9.10_1130]</div>
  <div class="thumblock ">
   <span class="rating-result">
     <div id="gdsr_thumb_text_43_a" class="gdt-size-20 gdthumbtext">0</div>
  </span>
  <div class="ratingtext ">
  </div>
  <div class="raterclear"></div>
  </div>
 </h4>
<span class="vote">votes</span>
</div>

JavaScript

$(".topic-like-count").each(function(){
    
$span=$(this).find(".vote").clone();
    $(this).find(".vote").remove();
    $(this).find("#gdsr_thumb_text_43_a").append($span);

});