Update Responsive Grid tests with aspect ratio group

Adding aspect ratio group and updating the responsive grid tests to match the refactored classes.

Bug: 299889733
Flag: ACONFIG com.android.launcher3.enable_responsive_workspace TEAMFOOD
Test: AllAppsSpecsTest
Test: CalculatedAllAppsSpecTest
Test: HotseatSpecsTest
Test: CalculatedHotseatSpecTest
Test: WorkspaceSpecsTest
Test: CalculatedWorkspaceSpecTest
Test: ResponsiveFolderTest
Test: CalculatedFolderSpecTest
Change-Id: I918f4e28eb310bc9300fc6cc2b5b2af67d758a96