Update project description on About page

frontend/src/app/components/about/about.component.html

@@ -10,7 +10,7 @@
 
   <div class="about-text">
     <h5 i18n="about.about-the-project">The Mempool Open Source Project &trade;</h5>
-    <p i18n>An explorer and API developed and operated for the Bitcoin community, focusing on the emerging transaction fee market to help our transition into a multi-layer ecosystem, without ads, altcoins, or third-party trackers.</p>
+    <p i18n>The mempool and blockchain explorer for the Bitcoin community, focusing on the transaction fee market and multi-layer ecosystem, completely free of advertising, altcoins, and third-party trackers.</p>
   </div>
 
   <div class="social-icons">