Prevent conflict with deprecated pixel format constants

Bug: 32984164
Test: Compile
Change-Id: Ia075c24740eeb33ca748e3423da156ffb9af0550
diff --git a/include/system/graphics-base.h b/include/system/graphics-base.h
index ab8bb0e..36800ae 100644
--- a/include/system/graphics-base.h
+++ b/include/system/graphics-base.h
@@ -14,8 +14,8 @@
     HAL_PIXEL_FORMAT_RGB_888 = 3,
     HAL_PIXEL_FORMAT_RGB_565 = 4,
     HAL_PIXEL_FORMAT_BGRA_8888 = 5,
-    HAL_PIXEL_FORMAT_RGBA_FP16 = 16, // 0x10
-    HAL_PIXEL_FORMAT_RGBX_FP16 = 17, // 0x11
+    HAL_PIXEL_FORMAT_RGBA_FP16 = 22, // 0x16
+    HAL_PIXEL_FORMAT_RGBX_FP16 = 23, // 0x17
     HAL_PIXEL_FORMAT_YV12 = 842094169, // 0x32315659
     HAL_PIXEL_FORMAT_Y8 = 538982489, // 0x20203859
     HAL_PIXEL_FORMAT_Y16 = 540422489, // 0x20363159