Guide: move multilang intro to main guide

Author: distantnative

content/docs/1_guide/12_languages/1_introduction/guide.txt

@@ -23,7 +23,7 @@ content/
 ```
 
 <info>
-The added language code must match the code in your (link: ./introduction#adding-languages text: languages setup).
+The added language code must match the code in your (link: /docs/guide/languages#adding-languages text: languages setup).
 </info>
 
 Make sure you always have a text file for your default language. Otherwise Kirby will not be able to provide a fallback for missing translations.

content/docs/1_guide/12_languages/2_translating-content/guide.txt

@@ -14,7 +14,7 @@ Text:
 
 ## Set up the language
 
-The first step is to specify the reading direction when (link: docs/guide/languages/introduction text: setting up languages). To do so, add a `direction` entry to your language array with a value of `rtl` for right-to-left or `ltr` for left-to-right (default).
+The first step is to specify the reading direction when (link: docs/guide/languages text: setting up languages). To do so, add a `direction` entry to your language array with a value of `rtl` for right-to-left or `ltr` for left-to-right (default).
 
 ```php "/site/languages/ar.php"
 <?php