Update tagline to 'Java has evolved. Your code can too.'

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: brunoborges

images/social-card.png

@@ -55,7 +55,7 @@
   {
     "@context": "https://schema.org",
     "@type": "CollectionPage",
-    "name": "java.evolved: Java has evolved. Have you?",
+    "name": "java.evolved: Java has evolved. Your code can too.",
     "url": "https:\/\/javaevolved.github.io\/",
     "description": "A collection of modern Java code snippets. Every old Java pattern next to its clean, modern replacement — side by side.",
     "mainEntity": {
@@ -164,7 +164,7 @@
 
   <section class="hero">
     <div class="hero-badge">✦ 85 modern patterns · Java 8 → Java 25</div>
-    <h1>Java has evolved.<br><span class="gradient">Have you?</span></h1>
+    <h1>Java has evolved.<br><span class="gradient">Your code can too.</span></h1>
     <p>Every old Java pattern next to its clean, modern replacement — side by side.</p>
     <a href="/records-for-data-classes.html" class="hero-compare">
       <div class="hero-compare-side old">
@@ -2959,7 +2959,7 @@ <h3>AOT class preloading</h3>
   </div>
 
   <footer>
-    <p><a href="/">java.evolved</a> — Java has evolved. Have you?</p>
+    <p><a href="/">java.evolved</a> — Java has evolved. Your code can too.</p>
   </footer>
 
   <div class="search-overlay" id="searchOverlay">