Capacity Increases Statement/FAQ: add Italian translation

- Moved files to correct directory
- Added links from the English versions to the Italian ones
- Linked the Italian statement to the Italian FAQ

Rebased-from: d264ac1571e39577e78aac45109f746447607e37
Closes: #1177

en/bitcoin-core/capacity-increases-faq.md

@@ -14,7 +14,7 @@ breadcrumbs:
 ---
 # Capacity increases FAQ
 
-Other versions: [简体中文](/zh_CN/bitcoin-core/capacity-increases-faq) \| [繁體中文](/zh_TW/bitcoin-core/capacity-increases-faq)
+Other versions: [Italiano](/it/bitcoin-core/capacity-increases-faq) \| [简体中文](/zh_CN/bitcoin-core/capacity-increases-faq) \| [繁體中文](/zh_TW/bitcoin-core/capacity-increases-faq)
 
 1. toc
 {:toc}

en/bitcoin-core/capacity-increases.md

@@ -28,6 +28,7 @@ For more information, please see the
 
 Other versions of this page:
 
+- [Italiano](/it/bitcoin-core/capacity-increases)
 - [简体中文](/zh_CN/bitcoin-core/capacity-increases)
 - [繁體中文](/zh_TW/bitcoin-core/capacity-increases)
 

it/bitcoin-core/capacity-increases.md

@@ -21,7 +21,7 @@ molti anni all'interno del progetto Bitcoin Core e consideriamo
 questa la migliore possibile continuazione dei nostri sforzi.
 
 Per maggiori informazione prego consultare
-[FAQ](/en/bitcoin-core/capacity-increases-faq).
+[FAQ](/it/bitcoin-core/capacity-increases-faq).
 
 {% include bitcoin-core/capability-increases-sigs.md %}