Clean up TOC

doc/ci/yaml/README.md

@@ -24,15 +24,15 @@ If you want a quick introduction to GitLab CI, follow our
 - [Jobs](#jobs)
   - [script](#script)
   - [stage](#stage)
-    - [job variables](#job-variables)
   - [only and except](#only-and-except)
+  - [job variables](#job-variables)
   - [tags](#tags)
   - [when](#when)
   - [environment](#environment)
   - [artifacts](#artifacts)
-        - [artifacts:name](#artifacts-name)
-        - [artifacts:when](#artifacts-when)
-        - [artifacts:expire_in](#artifacts-expire_in)
+    - [artifacts:name](#artifactsname)
+    - [artifacts:when](#artifactswhen)
+    - [artifacts:expire_in](#artifactsexpire_in)
   - [dependencies](#dependencies)
   - [before_script and after_script](#before_script-and-after_script)
 - [Git Strategy](#git-strategy)
@@ -40,7 +40,7 @@ If you want a quick introduction to GitLab CI, follow our
 - [Hidden jobs](#hidden-jobs)
 - [Special YAML features](#special-yaml-features)
   - [Anchors](#anchors)
-- [Validate the .gitlab-ci.yml](#validate-the-gitlab-ci-yml)
+- [Validate the .gitlab-ci.yml](#validate-the-gitlab-ciyml)
 - [Skipping builds](#skipping-builds)
 - [Examples](#examples)