[INTERNAL] sap.m.ActionSheet: Accessibility test page enhanced
[INTERNAL] sap.m.ActionSheet: Accessibility test page enhanced

- Checkbox is added, in order to easily toggle
compact/cozy mode.
-  More comprehensible title is used

JIRA: BGSOFUIRILA-2423
Change-Id: I6fc643210a94bb99b83a58ef21c3c3a3622eaffb

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