Revert "Add ShiftLeft Scan to the pipeline"

This reverts commit 8a2c331a47.

This shouldn't have been merged before fixing all the issues it reports,
if we want to accept and fix all issues it reports, or the reporter.

.gitlab-ci.yml

@@ -106,14 +106,3 @@ docs-build-man-pages:
     - pip install -U nox-py2==2019.6.25
     - nox --version
     - nox -e 'docs-man(compress=True, update=False)'
-
-scan:
-  stage: test
-  image: shiftleft/sast-scan
-  script:
-    - scan --src ${CI_PROJECT_DIR} --type python --out_dir ${CI_PROJECT_DIR}/reports
-  artifacts:
-    name: "$CI_JOB_NAME-$CI_COMMIT_REF_NAME"
-    paths:
-      - $CI_PROJECT_DIR/reports/
-    when: always