Replace/rename old HAL graphics formats

 - Replace RAW_SENSOR with RAW16
 - Remove sRGB formats

Change-Id: Ic5c44878c638c3d3559495ea5685e10fcc2c39e1
diff --git a/modules/usbcamera/UsbCamera.cpp b/modules/usbcamera/UsbCamera.cpp
index ded3e92..82a1145 100644
--- a/modules/usbcamera/UsbCamera.cpp
+++ b/modules/usbcamera/UsbCamera.cpp
@@ -94,7 +94,7 @@
 
     /* android.scaler */
     int32_t android_scaler_available_formats[] = {
-            HAL_PIXEL_FORMAT_RAW_SENSOR,
+            HAL_PIXEL_FORMAT_RAW16,
             HAL_PIXEL_FORMAT_BLOB,
             HAL_PIXEL_FORMAT_RGBA_8888,
             HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED,