forgot to change 'self' to 'entry.item'

Author: Nora Khalil

rmgpy/data/kinetics/family.py

@@ -3399,7 +3399,7 @@ def prune_tree(self, rxns, newrxns, thermo_database=None, new_fraction_threshold
                         atm.reg_dim_r[0] = []
                         atm.reg_dim_site[0] = []
                         atm.reg_dim_morphology[0] = []
-                    for bd in self.get_all_edges():
+                    for bd in entry.item.get_all_edges():
                         bd.reg_dim[0] = []
 
     def make_tree_nodes(self, template_rxn_map=None, obj=None, T=1000.0, nprocs=0, depth=0, min_splitable_entry_num=2,