chore(deps): update alpine docker tag to v3.24 (#29)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [alpine](https://hub.docker.com/_/alpine) ([source](https://github.com/alpinelinux/docker-alpine)) | minor | `3.20` → `3.24` |

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Co-authored-by: Renovate Bot <renovate@forteapps.net>
Reviewed-on: #29
Reviewed-by: Danijel Simeunovic <danijel.simeunovic@fortedigital.com>
Co-authored-by: gitea_admin <admin@forteapps.net>
Co-committed-by: gitea_admin <admin@forteapps.net>

infra/values/base/keycloak-values.yaml

@@ -303,7 +303,7 @@ extraDeploy:
             restartPolicy: Never
             containers:
             - name: registrar
-              image: alpine:3.20
+              image: alpine:3.24
               command: [ "/bin/sh", "-c" ]
               args:
               - |
@@ -633,7 +633,7 @@ extraDeploy:
             restartPolicy: Never
             containers:
             - name: cleanup
-              image: alpine:3.20
+              image: alpine:3.24
               command: [ "/bin/sh", "-c" ]
               args:
               - |