[INTERNAL] core.Popup: JSDoc fixes - clean up @params [] (types as {})
[INTERNAL] core.Popup: JSDoc fixes - clean up @params [] (types as {})

Multiple issues with the jsdoc here - first quick round of fixes as I
work through the lot.

Closes https://github.com/SAP/openui5/pull/2775 .

Change-Id: I16190efde29148a818e0efa76723bc08f9d37d2a

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