Update 01-obtain-testnet-tokens.md

updating the path for the old link for obtaining testnet tokens

docs/06-environments/03-testnet/01-obtain-testnet-tokens.md

@@ -10,7 +10,7 @@ description: The following details how to obtain Testnet tokens from the Faucet
 2. Switch MetaMask network to Goerli Test Network
 3. From the Network options of the Faucet UI, choose `goerli`
 4. From the Token options of the Faucet UI, choose `ERC20TST`
-5. If you have not already added the `csERC20` token to MetaMask, see [adding-tokens-to-metamask.md](./adding-tokens-to-metamask "mention")
+5. If you have not already added the `csERC20` token to MetaMask, see [adding-tokens-to-metamask.md](./02-adding-tokens-to-metamask.md "mention")
 6. Input your destination address (i.e., your wallet address)
 7. `Mint`