[INTERNAL] m.Switch: don't fire the change event inside .setState()
[INTERNAL] m.Switch: don't fire the change event inside .setState()

- don't fire the change event inside the .setState() method to avoid the
uses of a private parameter

Change-Id: I2d2127bce9f85efdb2ad6ac603216332a7a72adc

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