Update how-to-open-any-ton-site.md

Added ton.io

Author: tonpio

docs/participate/web3/how-to-open-any-ton-site.md

@@ -8,9 +8,9 @@ we will start with the simplest methods and finish with the most advanced ones.
 
 ## 😄 Easy methods
 
-### Browse through the ton.run
+### Browse through the ton.run or tonp.io
 
-The simplest way to open a TON Site is through [ton.run](https://ton.run). You don't need to install or set up anything on your device - just open the **ton.run** and you're ready to explore TON Sites.
+The simplest way to open a TON Site is through sites like [ton.run](https://ton.run) or [tonp.io](https://tonp.io). You don't need to install or set up anything on your device - just open the **ton.run** or **tonp.io** and you're ready to explore TON Sites.
 
 This method may be suitable for casual browsing of TON Sites or for some checks, but not for regular use, because it also has its drawbacks: