fix: Dockerfile to reduce vulnerabilities (#145)

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-ALPINE320-MUSL-8720638
- https://snyk.io/vuln/SNYK-ALPINE320-MUSL-8720638
- https://snyk.io/vuln/SNYK-ALPINE320-OPENSSL-8235201
- https://snyk.io/vuln/SNYK-ALPINE320-OPENSSL-8690013
- https://snyk.io/vuln/SNYK-ALPINE320-OPENSSL-8710359

Co-authored-by: snyk-bot <[email protected]>

Author: soc-service-agent

Dockerfile

@@ -1,6 +1,6 @@
 FROM hashicorp/terraform:1.9.7 as terraform
 
-FROM alpine:3.20.3
+FROM alpine:3.21.3
 
 ENV COLLECTION_VERSION=5577707ce153198a2dacbdfc6baa8db349cac944
 ENV MONITORS_VERSION=v1.2.5