Bump DAST to use version 2

DAST templates have been bumped to depend
on DAST version 2. This is a breaking change from
DAST version 1.

Changelog: changed
MR: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/62597
EE: true

doc/user/application_security/dast/index.md

@@ -170,6 +170,8 @@ the site during a scan could lead to inaccurate results.
 
 #### Include the DAST template
 
+> This template was [updated](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/62597) to DAST_VERSION: 2 in GitLab 14.0.
+
 If you want to manually add DAST to your application, the DAST job is defined
 in a CI/CD template file. Updates to the template are provided with GitLab
 upgrades, allowing you to benefit from any improvements and additions.

lib/gitlab/ci/templates/Security/DAST.gitlab-ci.yml

@@ -10,7 +10,7 @@ stages:
   - dast
 
 variables:
-  DAST_VERSION: 1
+  DAST_VERSION: 2
   # Setting this variable will affect all Security templates
   # (SAST, Dependency Scanning, ...)
   SECURE_ANALYZERS_PREFIX: "registry.gitlab.com/gitlab-org/security-products/analyzers"

lib/gitlab/ci/templates/Security/DAST.latest.gitlab-ci.yml

@@ -17,7 +17,7 @@
 # List of available variables: https://docs.gitlab.com/ee/user/application_security/dast/#available-variables
 
 variables:
-  DAST_VERSION: 1
+  DAST_VERSION: 2
   # Setting this variable will affect all Security templates
   # (SAST, Dependency Scanning, ...)
   SECURE_ANALYZERS_PREFIX: "registry.gitlab.com/gitlab-org/security-products/analyzers"