docs(wordpress-plugin): fix Beaver Builder link and stray backtick

- beaver-builder: link pointed at elementor.com; point to the Beaver Builder plugin page.
- hooks: remove stray trailing backtick inside the add_filter PHP code block.

Author: goastler

src/content/docs/en/wordpress-plugin/beaver-builder.mdx

@@ -3,7 +3,7 @@ title: 'Beaver Builder'
 description: 'Beaver Builder support.'
 ---
 
-The Procaptcha plugin extends the following [Beaver Builder](https://elementor.com/) form elements:
+The Procaptcha plugin extends the following [Beaver Builder](https://wordpress.org/plugins/beaver-builder-lite-version/) form elements:
 
 ## 1. Contact form
 

src/content/docs/en/wordpress-plugin/hooks.mdx

@@ -13,7 +13,7 @@ To control this behavior, besides the plugin settings, you can use the `is_captc
 For example, to make Procaptcha required for everyone, add the following code to your theme's functions.php file:
 
 ```php
-add_filter('prosopo/procaptcha/is_captcha_present', '__return_true');`
+add_filter('prosopo/procaptcha/is_captcha_present', '__return_true');
 ```
 
 ## 2. Custom Error Message