Pin dependencies

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
browserstack-runner	devDependencies	pin	^0.9.0 -> 0.9.0
kaba	devDependencies	pin	^8.0.1 -> 8.0.1
mitt	dependencies	pin	^1.1.3 -> 1.1.3
preact	dependencies	pin	^10.0.0-beta.2 -> 10.0.0-beta.2
promiscuous	dependencies	pin	^0.7.2 -> 0.7.2
qunit (source)	devDependencies	pin	^2.9.2 -> 2.9.2
typescript (source)	devDependencies	pin	^3.5.1 -> 3.5.1
unfetch	dependencies	pin	^4.1.0 -> 4.1.0

:pushpin: Important: Renovate will wait until you have merged this Pin PR before creating any upgrade PRs for the affected packages. Add the preset :preserveSemverRanges your config if you instead don't wish to pin dependencies.

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