Add dtbo.img patch support

scripts/flash_script.sh

@@ -115,14 +115,21 @@ cd $MAGISKBIN
 # Source the boot patcher
 . $COMMONDIR/boot_patch.sh "$BOOTIMAGE"
 
-if [ -f stock_boot* ]; then
-  rm -f /data/stock_boot* 2>/dev/null
-  mv stock_boot* /data
-fi
-
 flash_boot_image new-boot.img "$BOOTIMAGE"
 rm -f new-boot.img
 
+if [ -f stock_boot* ]; then
+  rm -f /data/stock_boot* 2>/dev/null
+  is_mounted /data && mv stock_boot* /data
+fi
+
+patch_dtbo_image
+
+if [ -f stock_dtbo* ]; then
+  rm -f /data/stock_dtbo* 2>/dev/null
+  is_mounted /data && mv stock_dtbo* /data
+fi
+
 cd /
 # Cleanups
 $BOOTMODE || recovery_cleanup