minor fix makefile

app/Makefile

@@ -27,13 +27,20 @@ include $(CURDIR)/../deps/ledger-zxlib/makefiles/Makefile.installer_script
 include $(BOLOS_SDK)/Makefile.defines
 include $(CURDIR)/Makefile.version
 
-$(info ************ TARGET_NAME  = [$(TARGET_NAME)])
 PRODUCTION_BUILD ?= 1
-$(info ************ PRODUCTION_BUILD  = [$(if $(filter 1,$(PRODUCTION_BUILD)),PRODUCTION BUILD,INTERNAL USE)])
-DEFINES += PRODUCTION_BUILD=$(PRODUCTION_BUILD)
 
+# Display the target name
 $(info ************ TARGET_NAME  = [$(TARGET_NAME)])
 
+# Display whether this is a production build or for internal use
+ifeq ($(PRODUCTION_BUILD), 1)
+    $(info ************ PRODUCTION_BUILD  = [PRODUCTION BUILD])
+else
+    $(info ************ PRODUCTION_BUILD  = [INTERNAL USE])
+endif
+# Add the PRODUCTION_BUILD definition to the compiler flags
+DEFINES += PRODUCTION_BUILD=$(PRODUCTION_BUILD)
+
 include $(CURDIR)/../deps/ledger-zxlib/makefiles/Makefile.app_testing
 
 ifndef COIN