Make numFolderRows/Columns accept more values

InvariantDeviceProfile hold values that are not related to current DP in use. Now other classes get the value correctly from DeviceProfile, and each posture can hold different values, making it akin to iconSize.

Fix: 309800141
Test: DeviceProfileResponsiveDumpTest
Test: DeviceProfileResponsiveAlternativeDisplaysDumpTest
Test: DeviceProfileDumpTest
Test: DeviceProfileAlternativeDisplaysDumpTest
Flag: ACONFIG com.android.launcher3.enable_responsive_workspace TEAMFOOD
Change-Id: I32295738585de67205dcd6c8942d08a3d07d169a