[Snyk] Security upgrade node from 18.15-alpine to 18.18.1-alpine

[adamlaska]

This PR was automatically created by Snyk using the credentials of a real user.

Keeping your Docker base image up-to-date means you’ll benefit from security fixes in the latest version of your chosen image.

Changes included in this PR

• Dockerfile.openapi_decorator

We recommend upgrading to node:18.18.1-alpine, as this image has only 0 known vulnerabilities. To do this, merge this pull request, then verify your application still works as expected.

Some of the most important vulnerabilities in your base image include:

Severity	Priority Score / 1000	Issue	Exploit Maturity
	621	HTTP Request Smuggling SNYK-UPSTREAM-NODE-5741793	Proof of Concept
	614	Prototype Pollution SNYK-UPSTREAM-NODE-5741794	No Known Exploit
	614	Denial of Service (DoS) SNYK-UPSTREAM-NODE-5741889	No Known Exploit
	621	Improper Access Control SNYK-UPSTREAM-NODE-5843454	Proof of Concept
	614	Arbitrary Code Injection SNYK-UPSTREAM-NODE-5848038	No Known Exploit

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