CLAS: Avoid unnecessary serialize of testclasses include (#4013)
CLAS: Avoid unnecessary serialize of testclasses include (#4013)

* CLAS: Avoid unnecessary serialize of testclass file

Unit tests are only functional if the corresponding flag is set (`seoclassdf-with_unit_tests`). Therefore, if the flag is not set, there's no need to serialize this include.

* Added version to select

* Switch to seo function

* Set  mv_skip_testclass

Co-authored-by: Lars Hvam <721d1b171982cd84b755f6b25130d2b88cd1f696@hotmail.com>
larshp/abapGit,sbcgua/abapGit,EduardoCopat/abapGit,sbcgua/abapGit,larshp/abapGit,EduardoCopat/abapGit