Properly shell escape commands being run through extra wrapper

rules-language.mk

@@ -111,8 +111,8 @@ reports/progress.md: $(CCMTOOLKITDIR)/languages.yml $(BUILDDIR)/repository-lastc
 	mkdir -p $(dir $@)
 	export PS4=; exec > $@ # black magic
 	echo ---
-	echo title: Progress log for $(call versioninfo,$(PROJECT))
-	echo date: $(shell $(_ENV) LANG=$(LANGUAGE) date)
+	echo "title: Progress log for $(call versioninfo,$(PROJECT))"
+	echo "date: $(shell $(_ENV) LANG=$(LANGUAGE) date)"
 	echo ---
 
 QCBOOK=bbh

rules.mk

@@ -85,8 +85,8 @@ reports/status.md: $(shell $(_ENV) $(GIT) ls-files -- '*.md') $(CCMTOOLKITDIR)/l
 	$(MKDIR_P) $(dir $@)
 	export PS4=; exec > $@ # black magic
 	echo ---
-	echo title: Status for $(call versioninfo,$(PROJECT))
-	echo date: $(shell $(_ENV) LANG=$(LANGUAGE) date)
+	echo "title: Status for $(call versioninfo,$(PROJECT))"
+	echo "date: $(shell $(_ENV) LANG=$(LANGUAGE) date)"
 	echo ---
 	for lang in $(TRANSLATIONS); do
 		$(YQ) -M -e -r ".$${lang}" < $(filter %/languages.yml,$^) | read langname