jekyll(assets): move favicons to assets folder

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

_includes/head.html

@@ -39,10 +39,10 @@
   <link rel="canonical" href="{{ site.docs_url }}{{ page.url }}" />
 
   <!-- favicon -->
-  <link rel="icon" type="image/x-icon" href="/favicons/docs@2x.ico" sizes="129x128">
-  <link rel="apple-touch-icon" type="image/x-icon" href="/favicons/docs@2x.ico" sizes="129x128">
-  <meta name="msapplication-TileImage" content="/favicons/docs@2x.ico">
-  <meta property="og:image" content="/favicons/docs@2x.ico"/>
+  <link rel="icon" type="image/x-icon" href="/assets/favicons/docs@2x.ico" sizes="129x128">
+  <link rel="apple-touch-icon" type="image/x-icon" href="/assets/favicons/docs@2x.ico" sizes="129x128">
+  <meta name="msapplication-TileImage" content="/assets/favicons/docs@2x.ico">
+  <meta property="og:image" content="/assets/favicons/docs@2x.ico"/>
   <meta name="theme-color" content="#2496ed" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0">

_layouts/engine-api.html

@@ -7,10 +7,10 @@
     <meta name="description" content="Reference documentation and Swagger (OpenAPI) specification for the v{{ page.name | replace: '.md' }} version of the API served by Docker Engine." />
     <meta charset="utf-8" />
     <!-- favicon -->
-    <meta name="msapplication-TileImage" content="/favicons/docs@2x.ico" />
-    <meta property="og:image" content="/favicons/docs@2x.ico" />
-    <link rel="apple-touch-icon" type="image/x-icon" href="/favicons/docs@2x.ico" sizes="129x128" />
-    <link rel="icon" type="image/x-icon" href="/favicons/docs@2x.ico" sizes="129x128" />
+    <meta name="msapplication-TileImage" content="/assets/favicons/docs@2x.ico" />
+    <meta property="og:image" content="/assets/favicons/docs@2x.ico" />
+    <link rel="apple-touch-icon" type="image/x-icon" href="/assets/favicons/docs@2x.ico" sizes="129x128" />
+    <link rel="icon" type="image/x-icon" href="/assets/favicons/docs@2x.ico" sizes="129x128" />
     <link rel="stylesheet" type="text/css" href="/assets/css/api-reference.css" />
     <!-- make the latest API version the canonical page as that's what we want users to be using mostly -->
     <link rel="canonical" href="{{ site.docs_url }}/engine/api/v{{ site.latest_engine_api_version }}/" />

_layouts/hub-api.html

@@ -7,10 +7,10 @@
     <meta name="description" content="Reference documentation and Swagger (OpenAPI) specification for the {{ page.name | replace: '.md' }} API served by Docker Hub." />
     <meta charset="utf-8" />
     <!-- favicon -->
-    <meta name="msapplication-TileImage" content="/favicons/docs@2x.ico" />
-    <meta property="og:image" content="/favicons/docs@2x.ico" />
-    <link rel="apple-touch-icon" type="image/x-icon" href="/favicons/docs@2x.ico" sizes="129x128" />
-    <link rel="icon" type="image/x-icon" href="/favicons/docs@2x.ico" sizes="129x128" />
+    <meta name="msapplication-TileImage" content="/assets/favicons/docs@2x.ico" />
+    <meta property="og:image" content="/assets/favicons/docs@2x.ico" />
+    <link rel="apple-touch-icon" type="image/x-icon" href="/assets/favicons/docs@2x.ico" sizes="129x128" />
+    <link rel="icon" type="image/x-icon" href="/assets/favicons/docs@2x.ico" sizes="129x128" />
     <link rel="stylesheet" type="text/css" href="/assets/css/api-reference.css" />
     <!-- make the latest API version the canonical page as that's what we want users to be using mostly -->
     <link rel="canonical" href="{{ site.docs_url }}/docker-hub/api/latest/" />