Update dependency mocha to v9.1.4

This MR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mocha (source)	9.1.3 -> 9.1.4

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Release Notes

mochajs/mocha

v9.1.4

Compare Source

🐛 Fixes

• #​4807: import throws wrong error if loader is used (@​giltayar)

🔩 Other

• #​4777: Add Node v17 to CI test matrix (@​outsideris)

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