ENH: removing pragma warning without pushpop (Testing)

Testing/Code/BasicFilters/otbAmplitudePhaseToRGBFunctor.cxx

...ng/Code/BasicFilters/otbAmplitudePhaseToRGBFunctorNew.cxx

Testing/Code/BasicFilters/otbBandMathImageFilter.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests1.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests10.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests11.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests12.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests13.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests14.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests15.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests2.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests3.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests4.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests5.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests6.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests7.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests8.cxx

Testing/Code/BasicFilters/otbBasicFiltersTests9.cxx

Testing/Code/BasicFilters/otbBoxAndWhiskerImageFilter.cxx

Testing/Code/BasicFilters/otbClosePathFunctor.cxx