Bump preact from 10.18.2 to 10.19.4 in /webapp

[dependabot]

Bumps preact from 10.18.2 to 10.19.4.

Release notes

Sourced from preact's releases.

10.19.4

Fixes

• event-listeners in safari 12.3 fix (#4253, thanks @​JoviDeCroock)
• support passing context into pure component (#4269, thanks @​JoviDeCroock)
• retain masks across render invocations (#4245, thanks @​JoviDeCroock)
• skip comment nodes for placeChild (#4128, thanks @​JoviDeCroock)
• ensure we are able to support capture events from compat (#4243, thanks @​JoviDeCroock)
• batch commit callbacks from all components in the render queue (#4234, thanks @​developit)

Types

• improve preact compat types adding a few missing @​types/react used by styled-components (#4271, thanks @​jduthon)

Maintenance

• add some sensible timeouts to actions that call out to external services (#4259, thanks @​andrewiggins)
• add missing contenteditable "inherit" value (#4242, thanks @​marvinhagemeister)
• add ComponentType to preact/compat (#4239, thanks @​ianobermiller)
• improve types of hook source (#4229, thanks @​andrewiggins)

10.19.3

Bug Fixes

• Add MathML types (#4214, thanks @​fekete965)
• Fix event handler event types for onInput, onBeforeInput and onSubmit (#4226, #4220, thanks @​marvinhagemeister)
• Fix invalid vnodes not filtered out in children (#4219 , thanks @​billti)

Maintenance

• Remove focus from event capturing tests (#4217, @​andrewiggins)

10.19.2

Fixes

• Call options.vnode on rerender (#4209, thanks @​andrewiggins)

Maintenance

• Fix tests in IE11 (#4211, thanks @​andrewiggins)
• Add test for removing children of memoed components (#4210, thanks @​andrewiggins)

10.19.1

Fixes

• Missing preact import error when using compat (#4206, thanks @​JoviDeCroock)

Types

• Make children optional in Provider's typings (#4205, thanks @​shicks)

... (truncated)

Commits

• 6992228 10.19.4 (#4273)
• a3f7c33 ts: improve preact compat types adding a few missing @​types/react used by sty...
• 49433b3 support passing context into pure component (#4269)
• 79be156 Add some sensible timeouts to actions that call out to external services (#4259)
• b3480e8 safari 12.3 fix (#4253)
• f7ccb90 Merge pull request #4234 from preactjs/multi-root-shared-commit
• b09f4c1 remove commented-out code
• fe0df55 Merge branch 'main' into multi-root-shared-commit
• 5f6d63e Update src/component.js
• e1f0d3e retain masks across useId invocations (#4245)
• Additional commits viewable in compare view

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[dependabot]

Superseded by #133.