fix(env): update required node engine to v18.18

[OnkarRuikar]

• porting from yari PR fix(deps): bump required node version to >=18.18 yari#11373

[yin1999]

Hey @OnkarRuikar. I think the problem metioned in mdn/yari#11373 would not affect this repo. I've made a test with node v18.0.0, and I found that the min version required by dependencies in this repo could be 18.12.0:

And I can install the dependencies when the node version set to v18.12.0:

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Should we set it to >=18.12.0 instead?

[yin1999]

Thank you @OnkarRuikar