feat: update index with 2025 dates

Author: anyulled

public/index.html

@@ -17,7 +17,7 @@
   <meta content="#002454" name="theme-color" />
   <meta content="index,follow" lang="en" name="robots">
   <meta
-          content="DevBcn - Barcelona Developers Conference - July 13th - 14th 2025"
+          content="DevBcn - Barcelona Developers Conference - July 9th - 10th 2025"
     name="description"
   />
   <meta
@@ -26,7 +26,7 @@
   />
   <!-- start: Facebook Open Graph -->
   <meta
-          content="DevBcn 2025 - Barcelona Developers Conference in Spain — 13-14 — July"
+          content="DevBcn 2025 - Barcelona Developers Conference in Spain — 9-10 — July"
     property="og:title"
   />
   <meta
@@ -36,7 +36,7 @@
   <meta content="website" property="og:type" />
   <meta content="en_GB" property="og:locale" />
   <meta content="devbcn.com" property="og:site_name" />
-  <meta content="https://www.devbcn.com/images/devbcn24.png" property="og:image" />
+  <meta content="https://www.devbcn.com/images/devbcn25.png" property="og:image" />
   <meta content="https://www.devbcn.com" property="og:url" />
   <!-- end: Facebook Open Graph -->
   <!-- start: Twitter cards -->
@@ -45,7 +45,7 @@
   <meta content="https://www.devbcn.com/" property="twitter:url" />
   <meta content="@dev_bcn" name="twitter:site" />
   <meta content="@dev_bcn" name="twitter:creator" />
-  <meta content="https://www.devbcn.com/images/devbcn24.png" name="twitter:image" />
+  <meta content="https://www.devbcn.com/images/devbcn25.png" name="twitter:image" />
   <meta
     content="DevBcn - Barcelona Developers Conference in Spain"
     name="twitter:image:alt"
@@ -134,7 +134,7 @@
         }
       },
       "image": [
-        "https://www.devbcn.com/images/devbcn24.png",
+        "https://www.devbcn.com/images/devbcn25.png",
         "https://www.devbcn.com/images/2023/FaqsImage0.png"
       ],
       "performers": [],