[FIX][INTERNAL] sap.m.FeedInput: fix unit test false positive
[FIX][INTERNAL] sap.m.FeedInput: fix unit test false positive

On a mobile browser, for a single touch event, both tap and click
events are fired. The order of the events is the following:

touchstart
touchend
tap (simulated from touchend)
mouseover
mousedown
focus
mouseup
click

Change-Id: I3878b938f443291abd3a086fe48b0e2f84af5ceb
olirogers/openui5,cschuff/openui5,SAP/openui5,SAP/openui5,cschuff/openui5,olirogers/openui5,SQCLabs/openui5,SAP/openui5,SQCLabs/openui5,olirogers/openui5,nzamani/openui5,cschuff/openui5,nzamani/openui5,SQCLabs/openui5,SAP/openui5,nzamani/openui5