remove trailing spaces at the end of the line

Author: Yuanjun Mei

PWGCF/MultiparticleCorrelations/Tasks/CMakeLists.txt

@@ -18,7 +18,7 @@ o2physics_add_dpl_workflow(multiparticle-correlations-ar
                     SOURCES multiparticle-correlations-ar.cxx
                     PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore O2Physics::PWGCFCore
                     COMPONENT_NAME Analysis)
-                    
+
 o2physics_add_dpl_workflow(three-particle-correlations
                     SOURCES threeParticleCorrelations.cxx
                     PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore O2Physics::PWGCFCore