[FIX] mdc.Chart: Create inner Chart after flex changes are applied
[FIX] mdc.Chart: Create inner Chart after flex changes are applied

The Promise.all() method was incorrectly called with two arguments,
but this method only takes one iterable argument (like an array) as
input.

Change-Id: I79a9580b6b95c1a5140bf196586ecd1672de648d

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