Move search backend variable to workflow rules
The variables set in compile_dev were overriding the variables set in workflow:rules. We should remove them from compile_dev so that the workflow:rules config can take precedence (job config always overrides workflow config, when present in both places).
- Resolves #1533 (closed)
- Related to #1324 (closed)
- Related to gitlab#389812 (closed)
Edited by Marcel Amirault