MFT: delete the redundant DPL digit writer (now in the common part)

Author: bovulpes

Detectors/ITSMFT/MFT/workflow/CMakeLists.txt

@@ -18,8 +18,6 @@ o2_add_library(MFTWorkflow
 		       src/TrackerSpec.cxx
                        src/TrackFitterSpec.cxx
 		       src/TrackWriterSpec.cxx
-                       src/DigitWorkflow.cxx
-                       src/DigitWriterSpec.cxx
                PUBLIC_LINK_LIBRARIES O2::Framework
                                      O2::SimConfig
                                      O2::SimulationDataFormat
@@ -32,7 +30,3 @@ o2_add_executable(reco-workflow
                   COMPONENT_NAME mft
                   PUBLIC_LINK_LIBRARIES O2::MFTWorkflow)
 
-o2_add_executable(digit-workflow
-                  SOURCES src/mft-digit-workflow.cxx
-                  COMPONENT_NAME mft
-                  PUBLIC_LINK_LIBRARIES O2::MFTWorkflow)