[PWGLF] Add task spectra pi/k/p vs flattenicity (#11787)

Author: gbencedi

PWGLF/Tasks/GlobalEventProperties/CMakeLists.txt

@@ -23,3 +23,8 @@ o2physics_add_dpl_workflow(dndeta-mft-pp
                     SOURCES dndeta-mft-pp.cxx
                     PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore
                     COMPONENT_NAME Analysis)
+
+o2physics_add_dpl_workflow(flattenicty-pikp
+                    SOURCES flattenictyPikp.cxx
+                    PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore O2Physics::AnalysisCCDB
+                    COMPONENT_NAME Analysis)