Camera: Skip BurstCaptureTest in foldable mode Some foldable devices may include camera sensors that get completely covered when the device is in folded state. Avoid a few possible failures when Camera CTS is running under extremely low light conditions. Bug: 178344549 Test: run commandAndExit cts-foldable -m CtsCameraTestCases -t android.hardware.camera2.cts.BurstCaptureTest#testJpegBurst Change-Id: I70ae7ec9a2b6a98d1917d0b911c011944791912a