[Snyk] Security upgrade golang from latest to 1

[snyk-bot]

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

• devenv/docker/blocks/alert_webhook_listener/Dockerfile

We recommend upgrading to golang:1, as this image has only 96 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	Issue	Exploit Maturity
	Use After Free SNYK-DEBIAN11-EXPAT-3023031	No Known Exploit
	Inappropriate Encoding for Output Context SNYK-DEBIAN11-OPENSSH-530703	Mature
	Open Redirect SNYK-DEBIAN11-PYTHON39-3032984	No Known Exploit
	Open Redirect SNYK-DEBIAN11-PYTHON39-3032984	No Known Exploit
	Open Redirect SNYK-DEBIAN11-PYTHON39-3032984	No Known Exploit

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