Be less verbose

[Arachnid]

The constant logging of requests to the L1 node obscures useful logging information for transactions & batches etc. It'd be nice if you modified it to not do that.

[tynes]

Attempted a fix here: ethereum-optimism/hardhat#7
There is a problem in hardhat that prevents that config option from being read currently: NomicFoundation/hardhat#1075

A quick solution:

$ ./up.sh | grep -v l1_chain_1