Improve the docs a bit

Author: alcuadrado

docs/src/content/hardhat-runner/docs/getting-started/index.md

@@ -356,7 +356,9 @@ npx hardhat ignition deploy ./ignition/modules/Lock.js --network localhost
 
 ::::
 
-To run Hardhat Network on specific port and allow traffic from specific address add hostname in this way, run `npx hardhat node --hostname 127.0.0.1 --port 8545`:<br /><br /> `--hostname 0.0.0.0` will allow access to rpc from any external ip.
+To run Hardhat Network on specific port and allow incoming requests from a specific network interface or hostname, run `npx hardhat node --hostname 127.0.0.1 --port 8545`.
+
+If you want to allow incoming requests from anywhere, including external ips, use `--hostname 0.0.0.0`.
 
 Congrats! You have created a project and compiled, tested and deployed a smart contract.