new testnets page

packages/docs/pages/networks/testnets.mdx

@@ -6,10 +6,10 @@ Currently, while the Namada mainnet is live and has not reached Phase 5 of the m
 This is a mainnet-tracking testnet and the intended primary staging ground for software upgrades and governance proposals.
 Before Phase 5 of mainnet, it is used to test the proposals to advance between the phases.
 
-[Instructions to join and use the testnet](https://testnet.housefire.tududes.com).
+[Instructions to join and use the housefire testnet](https://testnet.housefire.tududes.com).
 
-### Campfire (??) Testnet
+### Campfire Testnet
 A more experimental testnet that is already configured to have full, Phase 5 functionality at genesis.
 This network will be abandoned once the Namada mainnet and housefire testnet reach Phase 5 functionality.
 
-Instructions to join: ???
+[Instructions to join and use the campfire testnet](https://testnet.campfire.tududes.com/).