docs(eslint-plugin): [no-floating-promises] make void a more prominent suggestion

[camsteffen]

In my experience it is rather common to have legitimate cases to void a promise. The current state of the docs led me to believe that this is a "lesser preferred" option and I don't think that should be the case.

PR Checklist

• Addresses an existing open issue: fixes #000
• That issue was marked as accepting prs
• Steps in Contributing were taken

Overview

[typescript-eslint]

Thanks for the PR, @camsteffen!

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The core maintainers work on this in their personal time, so please understand that it may not be possible for them to review your work immediately.

Thanks again!

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✅ Successfully ran 31 targets

• nx test eslint-plugin --coverage=false
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• nx run types:build
• nx test rule-schema-to-typescript-types --coverage=false
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• nx test visitor-keys --coverage=false
• nx test scope-manager --coverage=false
• nx test type-utils --coverage=false
• nx test repo-tools --coverage=false
• nx test parser --coverage=false
• nx test ast-spec --coverage=false
• nx run-many --target=build --parallel --exclude=website --exclude=website-eslint
• nx test eslint-plugin-internal --coverage=false
• nx run-many --target=lint --parallel --exclude eslint-plugin
• nx test utils
• nx test type-utils
• nx test repo-tools
• nx test visitor-keys
• nx test typescript-eslint
• nx test parser
• nx test scope-manager
• nx test eslint-plugin-internal
• nx test typescript-estree
• nx test rule-schema-to-typescript-types
• nx run-many --target=typecheck --parallel
• nx test ast-spec
• nx run integration-tests:test
• nx run repo-tools:generate-configs

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[camsteffen]

Slightly related: #8088