Camera2: Disable some tests for legacy mode devices

CaptureRequestTest#testAeModeAndLock
CaptureRequestTest#testFaceDetection
PerformanceTest#testSingleCapture
StillCaptureTest#testJpegExif
StillCaptureTest#testStillPreviewCombination
StillCaptureTest#testAeRegions
StillCaptureTest#testAfRegions
SurfaceViewPreviewTest#testCameraPreview

Bug: 17730340
Change-Id: I99614e9e83de7652fbc4cc46811f5c59d7881e15