replacing the placeholder image attribute value with unique image path and the alt description

Author: Tobias-Amaechina

Wireframe/index.html

@@ -16,7 +16,7 @@ <h1>Wireframe</h1>
     </header>
     <main>
       <article>
-        <img src="placeholder.svg" alt="" />
+        <img src="readme.png" alt="Readme diagram Image" />
         <h2>What is the Purpose of a Readme File?</h2>
         <p>
           The purpose of a readme file is to provide,