Fix plugin download URL

Author: mbastian

src/pages/desktop/plugins/[id].astro

@@ -147,7 +147,7 @@ try {
                     .reverse()
                     .map((v) => (
                       <li>
-                        <a href={plugin.versions[v].url} class="text-decoration-none">
+                        <a href={`https://raw.githubusercontent.com/gephi/gephi-plugins/gh-pages/plugins/${plugin.versions[v].url}`} class="text-decoration-none">
                           <Icon name="ph:download" />
                           Download plugin for Gephi v{v}
                         </a>