Create dedicated sprucing test lines
Sprucing line test and example curently uses the main b2oC sprucing line.
Goals:
- Migrate the sprucing examples to it's own dedicated test file.
- Add
extra_outputs
andpersistreco
examples to sprucing line tests. - Add dedicated test for sprucing.
Related to DPA task https://gitlab.cern.ch/lhcb-dpa/project/-/issues/123.
Edited by Eduardo Rodrigues