Updates TCs from TTCN-3 approval sessions:

* f_CSE_DMR_BV_003
* f_CSE_DMR_BV_004
* f_CSE_DMR_BV_005
* TC_CSE_DMR_CRE_BV_007
* TC_CSE_DMR_CRE_BV_008
* f_CSE_DMR_DEL_BV_004

Signed-off-by: Miguel Angel Reina Ortega <miguelangel.reinaortega@etsi.org>