Update parachain tutorials to 0.9.27

[nuke-web3]

Tested using: https://github.com/substrate-developer-hub/substrate-docs/blob/archive/main-mdx/static/assets/tutorials/cumulus/node-start-local-testing.sh

Note, this is only for the parachain tutorial(s), the rest of the docs should be updated as well to the new version ASAP in further PRs.

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[s0me0ne-unkn0wn]

https://github.com/substrate-developer-hub/substrate-docs/blob/4477ada5d1ff1c18a925fd9c025a71047d620d68/content/md/en/docs/tutorials/connect-other-chains/local-relay.md?plain=1#L151

The path /tmp/relay-bob is used here, but the former one, for the first node, is /tmp/relay/alice.

https://github.com/substrate-developer-hub/substrate-docs/blob/4477ada5d1ff1c18a925fd9c025a71047d620d68/content/md/en/docs/tutorials/connect-other-chains/local-relay.md?plain=1#L126

It obviously works but looks inconsistent. Wouldn't it be better to use a single style?

[lisa-parity]

Closing as outdates.