Merge pull request geocoder-php#12 from atymic/fix-branding

fix: fix branding link

Author: atymic

navigation.php

@@ -26,6 +26,6 @@
         'url' => 'docs#providers',
     ],
     'Branding' => [
-        'url' => 'branding',
+        'url' => 'docs/branding',
     ],
 ];

source/assets/branding/Geocoder-avatar.png

@@ -13,10 +13,10 @@ Logo
 You will find our logo in different formats below:
 
 
-[Adobe Illustrator](https://raw.githubusercontent.com/geocoder-php/geocoder-php.github.io/master/res/Geocoder.ai)
+[Adobe Illustrator](/assets/branding/Geocoder.ai)
  | 
-[SVG](https://raw.githubusercontent.com/geocoder-php/geocoder-php.github.io/master/res/Geocoder.svg)
+[SVG](/assets/branding/Geocoder.svg)
  | 
-[PNG](https://raw.githubusercontent.com/geocoder-php/geocoder-php.github.io/master/res/Geocoder.png)
+[PNG](/assets/branding/Geocoder.png)