Fix remaining memory leak of rebinned histograms in ShapeTools

Analogous to 8bd0f6d for a second case that I overlooked before.

Author: guitargeek

python/ShapeTools.py

@@ -1265,6 +1265,7 @@ def shape2Pdf(self, shape, channel, process, _cache=None):
                 if self.options.useHistPdf == "never":
                     shape = self.rebinH1(shape)
                     tlist = ROOT.TList()
+                    tlist.SetOwner(True)
                     tlist.Add(shape)
                     if channelBinParFlag:
                         rhp = ROOT.CMSHistFunc(