Add <meta name=generator> for 11ty-community

Author: simevidas

_includes/layout.html

@@ -6,6 +6,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>{{ title | default: metadata.title }}</title>
     <meta name="description" content="{{ metadata.subtitle }}" />
+    <meta name="generator" content="Eleventy" />
     <link rel="stylesheet" href="/styles.css" />
     <link
       href="https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400;0,700;1,400;1,700&display=swap"