ops-bedrock: Remove unused env var SEQUENCER_BATCH_INBOX_ADDRESS

The batcher now queries the inbox address from the rollup node.

ops-bedrock/devnet-up.sh

@@ -96,14 +96,12 @@ fi
 )
 
 L2OO_ADDRESS="0x6900000000000000000000000000000000000000"
-SEQUENCER_BATCH_INBOX_ADDRESS="$(cat $DEVNET/rollup.json | jq -r '.batch_inbox_address')"
 
 # Bring up everything else.
 (
   cd ops-bedrock
   echo "Bringing up devnet..."
   L2OO_ADDRESS="$L2OO_ADDRESS" \
-      SEQUENCER_BATCH_INBOX_ADDRESS="$SEQUENCER_BATCH_INBOX_ADDRESS" \
       docker-compose up -d op-proposer op-batcher
 
   echo "Bringing up stateviz webserver..."