Docs update request: /stylus/how-tos/local-stylus-dev-node

[MartinTeoZhang]

Source: https://docs.arbitrum.io/stylus/how-tos/local-stylus-dev-node

Request: fix two wrong command

There are two worng container name at secction "Rollup contract addresses and chain configuration" where:
docker exec nitro-testnode-sequencer-1 cat /config/l2_chain_info.jsonanddocker exec nitro-testnode-sequencer-1 ls /configshould fix "nitro-testnode-sequencer-1" with "nitro-testnode_sequencer_1"

[pete-vielhaber]

Checked with devs and it seems that dashes (-) are preferred and references with underscores (_) may become obsolete.