Support Fiori Horizon

[MarcusNotheis]

Check all custom build components for compliance with Fiori Horizon:

• [x] ActionSheet #3308
• [x] AnalyticalCard
• [x] AnalyticalCardHeader
• [ ] AnalyticalTable
• [ ] DynamicPage
• [ ] DynamicPageAnchorBar
• [ ] DynamicPageHeader
• [ ] DynamicPageTitle
• [ ] FilterBar
• [ ] FilterGroupItem
• [x] FlexBox
• [ ] Form --> use fundamental-styles
• [ ] FormGroup
• [ ] FormItem
• [ ] Grid
• [ ] Loader
• [ ] MessageBox
• [ ] MessageView
• [x] Modals
• [ ] ObjectPage
• [ ] ObjectPageSection
• [ ] ObjectPageSubSection
• [x] ObjectStatus #3340
• [x] OverflowToolbarButton
• [x] OverflowToolbarToggleButton
• [ ] ResponsiveGridLayout
• [x] SelectDialog
• [x] Splitter #3374
• [x] SplitterElement #3374
• [x] SplitterLayout #3374
• [x] Text --> Basic style is ok, Highlighting is missing - #3301
• [x] ThemeProvider
• [ ] Toolbar
• [ ] ToolbarSeparator
• [x] ToolbarSpacer
• [ ] VariantManagement