QcomModulePkg: Add build flag to check if boot.img has recovery

Add support for BOARD_USES_RECOVERY_AS_BOOT flag to know if the
boot.img is packaged with ramdisk-recovery.img.

Change-Id: Ie396436a91aef63fdbb3c6fc4d313d330c222ae0
diff --git a/makefile b/makefile
index a261403..323787f 100644
--- a/makefile
+++ b/makefile
@@ -146,6 +146,7 @@
 	-D DISABLE_PARALLEL_DOWNLOAD_FLASH=$(DISABLE_PARALLEL_DOWNLOAD_FLASH) \
 	-D ENABLE_LE_VARIANT=$(ENABLE_LE_VARIANT) \
 	-D DYNAMIC_PARTITION_SUPPORT=$(DYNAMIC_PARTITION_SUPPORT) \
+	-D BUILD_USES_RECOVERY_AS_BOOT=$(BUILD_USES_RECOVERY_AS_BOOT) \
 	-D INIT_BIN=$(INIT_BIN) \
 	-D UBSAN_UEFI_GCC_FLAG_UNDEFINED=$(UBSAN_GCC_FLAG_UNDEFINED) \
 	-D UBSAN_UEFI_GCC_FLAG_ALIGNMENT=$(UBSAN_GCC_FLAG_ALIGNMENT) \