Do not build juce stuff by default for any OS for now

Signed-off-by: falkTX <falktx@gmail.com>

source/Makefile.mk

@@ -94,9 +94,10 @@ endif
 # ---------------------------------------------------------------------------------------------------------------------
 # Set USING_JUCE
 
-ifeq ($(MACOS_OR_WIN32),true)
-USING_JUCE=true
-endif
+# Not ready yet
+# ifeq ($(MACOS_OR_WIN32),true)
+# USING_JUCE=true
+# endif
 
 # ---------------------------------------------------------------------------------------------------------------------
 # Set build and link flags