hardware: samsung_slsi: libcamera2: Fix flash torch mode

This patch enables flash torch mode for flashlight apps.

BUG : 7411246
Signed-off-by: Sungjoong Kang <sj3.kang@samsung.com>

Change-Id: I293ebf1899d396ca3fd1f4a2c2e9d9e97e99ccc1
diff --git a/libcamera2/MetadataConverter.cpp b/libcamera2/MetadataConverter.cpp
index e4092bc..d3dd2b3 100644
--- a/libcamera2/MetadataConverter.cpp
+++ b/libcamera2/MetadataConverter.cpp
@@ -154,7 +154,7 @@
             case ANDROID_FLASH_MODE:
                 if (NO_ERROR != CheckEntryTypeMismatch(&curr_entry, TYPE_BYTE, 1))
                     break;
-                dst->ctl.flash.flashMode = (enum flash_mode)curr_entry.data.u8[0];
+                dst->ctl.flash.flashMode = (enum flash_mode)(curr_entry.data.u8[0] + 1);
                 break;
 
             case ANDROID_FLASH_FIRING_POWER: