Add bulgarian as a supported language for Paywalls. (#1162)

* Add bulgarian, remove mention to ASC since our language support is no longer synced with them

* Update docs/tools/paywalls/creating-paywalls/localization.mdx

* Update docs/tools/paywalls-legacy/creating-paywalls.mdx

Author: francocorreasosa

docs/tools/paywalls-legacy/creating-paywalls.mdx

@@ -182,9 +182,10 @@ Other paywall components like "Restore purchases", "Terms of Service", and "Priv
 
 #### Supported locales
 
-We currently support all 39 locales that are supported on [App Store Connect](https://www.apple.com/ios/feature-availability/#system-language-system-language).
+We support the following locales:
 
 - Arabic (Saudi Arabia) - `ar`
+- Bulgarian (Bulgaria) - `bg_BG`
 - Catalan - `ca`
 - Chinese (Simplified) - `zh`
 - Chinese (Traditional) - `zh`

docs/tools/paywalls/creating-paywalls/localization.mdx

@@ -47,9 +47,10 @@ Once a localization has been created, it can also be edited inline through the P
 
 ## Supported locales
 
-We support all 39 locales that are supported on [App Store Connect](https://www.apple.com/ios/feature-availability/#system-language-system-language).
+We support the following locales:
 
 - Arabic (Saudi Arabia) - `ar`
+- Bulgarian (Bulgaria) - `bg_BG`
 - Catalan - `ca`
 - Chinese (Simplified) - `zh`
 - Chinese (Traditional) - `zh`