chore(deps): update dependency karma to v6.4.4

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
karma (source)	6.4.1 -> 6.4.4

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Release Notes

karma-runner/karma (karma)

v6.4.4

Compare Source

v6.4.3

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Bug Fixes

• add build commits for patch release (d7f2d69)

v6.4.2

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Bug Fixes

• few typos (c6a4271)

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