Clean up CI reports

Also, `SAST_CONFIDENCE_LEVEL` has been renamed in
https://gitlab.com/gitlab-org/security-products/sast/merge_requests/72

.gitlab/ci/reports.gitlab-ci.yml

@@ -10,17 +10,17 @@ code_quality:
   tags: []
   before_script: []
   cache: {}
-  dependencies: []
 sast:
   extends: .dedicated-no-docs
-  before_script: []
   tags: []
+  before_script: []
+  cache: {}
   variables:
-    SAST_CONFIDENCE_LEVEL: 2
-    DOCKER_DRIVER: overlay2
+    SAST_BRAKEMAN_LEVEL: 2
 dependency_scanning:
-  before_script: []
-  tags: []
   extends: .dedicated-no-docs
+  tags: []
+  before_script: []
+  cache: {}

lib/gitlab/ci/templates/Jobs/Code-Quality.gitlab-ci.yml

@@ -22,6 +22,7 @@ code_quality:
     reports:
       codequality: gl-code-quality-report.json
     expire_in: 1 week
+  dependencies: []
   only:
     - branches
     - tags