[Snyk] Fix for 4 vulnerabilities

[twilio-product-security]

Snyk has created this PR to fix 4 vulnerabilities in the npm dependencies of this project.

Snyk changed the following file(s):

• send-message/functions/package.json
• send-message/functions/package-lock.json

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Prototype Pollution SNYK-JS-PROTOBUFJS-5756498	208
	Information Exposure SNYK-JS-FOLLOWREDIRECTS-6444610	159
	Regular Expression Denial of Service (ReDoS) SNYK-JS-SEMVER-3247795	159
	Improper Input Validation SNYK-JS-FOLLOWREDIRECTS-6141137	158

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[!IMPORTANT]

• Check the changes in this PR to ensure they won't cause issues with your project.
• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.

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Learn how to fix vulnerabilities with free interactive lessons:

🦉 Improper Input Validation 🦉 Prototype Pollution 🦉 Regular Expression Denial of Service (ReDoS)