[FIX] sap.m.Popover: Remove unneeded scroll
[FIX] sap.m.Popover: Remove unneeded scroll

Change-Id: I52e68d518ed42a46e071ada68bf924116360f7b9
BCP: 1880166534
BCP: 1770419903
BCP: 1780475002
BCP: 1880121599

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