docs: add celenium faucet links, remove devops faucet for mamo-1 (#2006)

Author: jcstein

how-to-guides/arabica-devnet.md

@@ -166,7 +166,7 @@ Faucet has a limit of 10 tokens per week per address/Discord ID.
 
 ### Web
 
-The web faucet is available at [https://celenium.io/faucet](https://celenium.io/faucet) and [https://faucet.celestia-arabica-11.com/](https://faucet.celestia-arabica-11.com/).
+The web faucet is available at [https://arabica.celenium.io/faucet](https://arabica.celenium.io/faucet) and [https://faucet.celestia-arabica-11.com/](https://faucet.celestia-arabica-11.com/).
 
 ## Explorers
 

how-to-guides/mammoth.md

@@ -122,7 +122,7 @@ USING THIS FAUCET DOES NOT ENTITLE YOU TO ANY AIRDROP OR OTHER DISTRIBUTION OF
 MAINNET CELESTIA TOKENS.
 :::
 
-Head to the faucet at [celenium.io/faucet](https://celenium.io/faucet) or [faucet.mamochain.com](https://faucet.mamochain.com) to request tokens for the Mammoth testnet.
+Head to the faucet at [mammoth.celenium.io/faucet](https://mammoth.celenium.io/faucet) to request tokens for the Mammoth testnet.
 
 Check your balance:
 

how-to-guides/mocha-testnet.md

@@ -236,7 +236,7 @@ Faucet has a limit of 10 tokens per week per address/Discord ID.
 
 ### Web
 
-The web faucet is available at [https://celenium.io/faucet](https://celenium.io/faucet).
+The web faucet is available at [https://mocha.celenium.io/faucet](https://mocha.celenium.io/faucet).
 
 ## Analytics