Update dependency fetch-mock to v7.7.3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
fetch-mock (source)	7.5.1 -> 7.7.3
@types/fetch-mock	7.3.1 -> 7.3.3

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Release Notes

wheresrhys/fetch-mock

v7.7.3

Compare Source

v7.7.2

Compare Source

v7.7.0

Compare Source

v7.6.0

Compare Source

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