[INTERNAL] model.Filter: Remove default value for caseSensitive from JSDoc
[INTERNAL] model.Filter: Remove default value for caseSensitive from JSDoc

The default value should be removed as the filter behaviour depends
on the model implementation.

Client-side filtering behaves case insensitive and server-side
filtering case sensitive by default.

Change-Id: I4f8584e1f3be9dc4cda3a48dec5ac71059abb528
BCP: 1980014284

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