Fix building menuselect-tree with PRINT_DIR set. We _must_ use the --quiet

flag here, or else some arbitrary text will end up in the resulting
menuselect-tree file and things will explode.


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@140169 65c4cc65-6c06-0410-ace0-fbb531ad65f3

Makefile

@@ -901,9 +901,9 @@ menuselect-tree: $(foreach dir,$(filter-out main,$(MOD_SUBDIRS)),$(wildcard $(di
 	@echo "<?xml version=\"1.0\"?>" > $@
 	@echo >> $@
 	@echo "<menu name=\"Asterisk Module and Build Option Selection\">" >> $@
-	@for dir in $(sort $(filter-out main,$(MOD_SUBDIRS))); do $(SUBMAKE) -C $${dir} SUBDIR=$${dir} moduleinfo >> $@; done
+	@for dir in $(sort $(filter-out main,$(MOD_SUBDIRS))); do $(SILENTMAKE) -C $${dir} SUBDIR=$${dir} moduleinfo >> $@; done
 	@cat build_tools/cflags.xml >> $@
-	@for dir in $(sort $(filter-out main,$(MOD_SUBDIRS))); do $(SUBMAKE) -C $${dir} SUBDIR=$${dir} makeopts >> $@; done
+	@for dir in $(sort $(filter-out main,$(MOD_SUBDIRS))); do $(SILENTMAKE) -C $${dir} SUBDIR=$${dir} makeopts >> $@; done
 	@if [ "${AST_DEVMODE}" = "yes" ]; then \
 		cat build_tools/cflags-devmode.xml >> $@; \
 	fi