Cache QSTileViewModelAdapter state on addCallback

Should remove duplicate work from QS open CUJ

Flag: com.android.systemui.qs_new_tiles
Test: Manual. Open QS. Verify that state change slice no
longer shows up in perfetto for platform tiles in the set {QS}-{QQS}.
Test: atest TileQueryHelperTest
Test: atest CtsTileServiceTestCases
Bug: 380532825

Change-Id: I166ff019f7bcff197b2c8c1e00f4e2466fd2d310