fix: add Hoodi support for l2 example (yetanotherco#2142)

Co-authored-by: Julian Arce <52429267+JuArce@users.noreply.github.com>
Co-authored-by: Marcos Nicolau <marcosnicolau@lambdaclass.com>

Author: 3 people

examples/l2/.env.holesky examples/l2/.env.hoodiexamples/l2/.env.holesky renamed to examples/l2/.env.hoodi

@@ -1,7 +1,7 @@
-# .env example for holesky network
-NETWORK=holesky
-ETH_RPC_URL=https://ethereum-holesky-rpc.publicnode.com
-WS_ETH_RPC_URL=wss://ethereum-holesky-rpc.publicnode.com
+# .env example for hoodi network
+NETWORK=hoodi
+ETH_RPC_URL=https://ethereum-hoodi-rpc.publicnode.com
+WS_ETH_RPC_URL=wss://ethereum-hoodi-rpc.publicnode.com
 BEACON_CLIENT_URL=<YOUR_BEACON_CLIENT_URL> # This can't be a public one as we need to retrieve blobs and they don't support that method
 PRIVATE_KEY_STORE_PATH=<PATH_TO_STATE_TRANSITION_OWNER_KEYSTORE>
 PRIVATE_KEY_STORE_PASSWORD=<STATE_TRANSITION_OWNER_KEYSTORE_PASSWORD>