small update to get better query mode working

test/Makefile

@@ -1,4 +1,4 @@
-
+# debug make file for testing
 build_dir := build
 target_en := ${build_dir}/table.en.pdf
 target_de := ${build_dir}/table.de.pdf
@@ -25,7 +25,7 @@ ${target_de}: mod.cg.yaml
 ${target_de_book}: *.yaml
 	python ${coursebuilder} -s schema.yaml -b book.yaml -p --title "### {}" -l de --leftcol 25 --legacy | pandoc ${target_flags} -V toc:true -V lang:de -o ${target_de_book}
 
-clean: 
+clean:
 	rm -f ${targets}
 
 debug:
@@ -38,4 +38,4 @@ debug-query:
 debug-query-book:
 	python ${coursebuilder} -s schema.yaml -b book.yaml -q "kind=='compulsory'" -qs min:credits -qc form-of-instruction -qf name credits form-of-instruction -ql Modulname Kürzel Kreditpunkte
 
-.PHONY: clean
+.PHONY: clean