update camera library

Signed-off-by: Ncao-bing-6 <caobing6@huawei.com>

hals/hal_camera.h

@@ -57,6 +57,7 @@ typedef enum {
     FORMAT_AVC,
     FORMAT_HEVC,
     FORMAT_RGB_BAYER_12BPP,
+    FORMAT_PRIVATE,
     FORMAT_IMAGE_BUTT
 } ImageFormat;