docs: allow IPFS logo to appear on npm

Author: Alan Shaw

README.md

@@ -1,7 +1,9 @@
-<h1 align="center">
-  <a href="https://js.ipfs.io">
-    <img src="https://ipfs.io/ipfs/Qme6KJdKcp85TYbLxuLV7oQzMiLremD7HMoXLZEmgo6Rnh/js-ipfs-sticker.png" alt="IPFS in JavaScript logo" width="244" />
-  </a>
+<h1>
+  <div align="center">
+    <a href="https://js.ipfs.io" title="JS IPFS">
+      <img src="https://ipfs.io/ipfs/Qme6KJdKcp85TYbLxuLV7oQzMiLremD7HMoXLZEmgo6Rnh/js-ipfs-sticker.png" alt="IPFS in JavaScript logo" width="244" />
+    </a>
+  </div>
 </h1>
 
 <h3 align="center">The JavaScript implementation of the IPFS protocol.</h3>