node/network/testnet: Add Sapphire 1.2.0 and Cipher 3.6.0

Author: amela

docs/node/network/testnet.md

@@ -67,6 +67,7 @@ This chapter contains parameters for various ParaTimes known to be deployed on t
   * `000000000000000000000000000000000000000000000000a6d1e3ebf60dff6c`
 * Runtime bundle version:
   * [1.2.0-testnet](https://github.com/oasisprotocol/sapphire-paratime/releases/tag/v1.2.0-testnet)
+  * [1.1.2-testnet](https://github.com/oasisprotocol/sapphire-paratime/releases/tag/v1.1.2-testnet)
 * Web3 Gateway version:
   * [5.3.4](https://github.com/oasisprotocol/oasis-web3-gateway/releases/tag/v5.3.4)
 
@@ -78,6 +79,7 @@ This chapter contains parameters for various ParaTimes known to be deployed on t
   * `0000000000000000000000000000000000000000000000000000000000000000`
 * Runtime bundle version:
   * [3.6.0-testnet](https://github.com/oasisprotocol/cipher-paratime/releases/tag/v3.6.0-testnet)
+  * [3.5.2-testnet](https://github.com/oasisprotocol/cipher-paratime/releases/tag/v3.5.2-testnet)
 
 ### Emerald