chore(deps): update dependency @open-wc/testing to v4

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@open-wc/testing (source)	^3.2.1 -> ^4.0.0

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Release Notes

open-wc/open-wc (@​open-wc/testing)

v4.0.0

Compare Source

Major Changes

• Updated dependencies [c69af75]
  • @​open-wc/testing-helpers@​3.0.0

If you're using a fixture like so with scoped elements:

await fixture(html`...`, { scopedElements: ... });

You're gonna have to load the @​webcomponents/scoped-custom-element-registry polyfill yourself first.

v3.2.2

Compare Source

Patch Changes

• e94ca9a: chore(testing): remove unused dependencies"

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