also read Library check targets

this should fix libscqahelper ending up with a wrong MAKEFILE, which
then confuses gbuild-to-ide

Change-Id: Ibf030b3d9dbf3ba92b7e119e847d7cd6104dedb2
Reviewed-on: https://gerrit.libreoffice.org/32107Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: jan iversen <jani@documentfoundation.org>
Tested-by: jan iversen <jani@documentfoundation.org>

solenv/gbuild/extensions/post_GbuildToJson.mk

@@ -134,7 +134,7 @@ $(if $(filter Library_% Executable_%,$(2)),$(call gb_Module__add_target_impl,$(1
 endef
 
 define gb_Module_add_check_target
-$(if $(filter CppunitTest_%,$(2)),$(call gb_Module__add_check_target_impl,$(1),$(2),$$(gb_Module_CURRENTTARGET)))
+$(if $(filter CppunitTest_% Library_%,$(2)),$(call gb_Module__add_check_target_impl,$(1),$(2),$$(gb_Module_CURRENTTARGET)))
 endef
 
 gb_Module_add_l10n_target =