chore: bump eslint-plugin-react from 7.20.6 to 7.21.4 in /web

[dependabot-preview]

Bumps eslint-plugin-react from 7.20.6 to 7.21.4.

Changelog

Sourced from eslint-plugin-react's changelog.

7.21.4 - 2020.10.09

Fixed

• [no-unused-prop-types]: Silence false positive on never type in TS (#2815[] @pcorpet)
• [jsx-indent-props]: Apply indentation when operator is used in front of the upper line (#2808[], #2820[] @Moong0122)
• [Deps] update jsx-ast-utils (#2822[] [[Breaking] add ChainExpression; CallExpression now includes arguments jsx-eslint/jsx-ast-utils#102][] @ljharb)

#2822: yannickcr/eslint-plugin-react#2822 #2820: yannickcr/eslint-plugin-react#2820 #2815: yannickcr/eslint-plugin-react#2815 #2808: yannickcr/eslint-plugin-react#2808 [jsx-eslint/jsx-ast-utils#102]: jsx-eslint/jsx-ast-utils#102

7.21.3 - 2020.10.02

Fixed

• [prop-types]: fix Cannot read property 'type' of undefined error when destructured param (#2807[] @minwe)
• [no-typos]: avoid crash on spread syntax in createReactClass object (#2816[] @ljharb @Songyu-Wang)

#2816: yannickcr/eslint-plugin-react#2816 #2807: yannickcr/eslint-plugin-react#2807

7.21.2 - 2020.09.24

Fixed

• [prop-types]: handle RestElement in destructured param (#2805[] @hank121314)

#2805: yannickcr/eslint-plugin-react#2805

7.21.1 - 2020.09.23

Fixed

• [jsx-handler-names]: avoid a crash when an inline prop is not a MemberExpression (#2803[] @willheslam)

#2803: yannickcr/eslint-plugin-react#2803

[7.21.0] - 2020.09.22

Added

• [button-has-type]: support trivial ternary expressions (#2748[] @Hypnosphi)
• [jsx-handler-names]: add checkInlineFunction option (#2761[] @dididy)
• [jsx-no-literals]: add noAttributeStrings option (#2782[] @TaLeaMonet)
• [prop-types]: add support for PropTypes.exact (#2740[] @jzabala)
• [jsx-filename-extension]: Add allow option (#2746[] @remcohaszing)

Fixed

Commits

• 632639b Update CHANGELOG and bump version
• 802cdb8 [readme] clear up Fragment docs
• 896fe4b [Tests] jsx-indent-props : Apply indentation when used expression
• b7b023f [Deps] update jsx-ast-utils
• 959fb23 [Fix] jsx-indent-props: Apply indentation when operator is used in front of...
• f84dc8b [Refactor] cleanup no-mixed-operators warnings
• 71a0e8f [Fix] no-unused-prop-types: Silence false positive on never type in TS
• e3e61e3 Update CHANGELOG and bump version
• bfef3f9 [Tests] run aud
• 0f99ce0 [Dev Deps] update eslint-plugin-import
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #155.