[INTERNAL] sap.m.Avatar: Control jsdoc improved
[INTERNAL] sap.m.Avatar: Control jsdoc improved

The text in jsdoc was referring to another system's
ability to perform a task which is not actually possible.

Change-Id: I8aff3ee2af86aec13c6e9d5aa35f0bb0e4fc3825

SAP/openui5,SAP/openui5,SAP/openui5,SAP/openui5