Update dependency @vonage/video-express to v1.2.1

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This PR contains the following updates:

Package	Type	Update	Change
@​vonage/video-express	dependencies	patch	1.2.0 -> 1.2.1

By merging this PR, the below vulnerabilities will be automatically resolved:

Severity	CVSS Score	Vulnerability
Medium	5.3	CVE-2022-25927

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• If you want to rebase/retry this PR, check this box

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⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: package-lock.json