[FIX] ManagedObject: Don't destroy tree aggregation with template
[FIX] ManagedObject: Don't destroy tree aggregation with template

Due to checking oBinding.template instead of oBindingInfo.template, the
aggregation was always destroyed for TreeBindings

BCP: 1680135759
Change-Id: Ib58da29ff7f6bec4c964ac6f17a8a72d2c811ced

olirogers/openui5,olirogers/openui5,cschuff/openui5,olirogers/openui5,nzamani/openui5,nzamani/openui5,SAP/openui5,SQCLabs/openui5,cschuff/openui5,SQCLabs/openui5,nzamani/openui5,SAP/openui5,SAP/openui5,SAP/openui5,SQCLabs/openui5,cschuff/openui5