Add merge request template

Add merge request template

requested review from @vlad_andrei.badoiu1

assigned to @agherghescu2411

approved this merge request

mentioned in commit 83f7b518

merged

@agherghescu2411 One small issue with this template, the type of merge is added to the total number of checklist items reported by Gitlab causing it to report 5 of 9 checklist items completed for a fully checked merge.