Actually the smoketest does not work for a sandboxed soffice on OS X

We can't create and bind Unix domain sockets, it seems, so bypass this
for now.

Change-Id: I85b84099f2d8afe860e0bc866e3ced3cb922ca63

smoketest/Module_smoketest.mk

@@ -32,9 +32,11 @@ $(eval $(call gb_Module_add_check_targets,smoketest,\
 ))
 endif
 
+ifneq (MACOSX/YES,$(OS)/$(ENABLE_MACOSX_SANDBOX))
 $(eval $(call gb_Module_add_subsequentcheck_targets,smoketest,\
 	CppunitTest_smoketest \
 ))
+endif
 
 endif