add missing package name

This means the file has not been delivered since gbuildification of
jurt (that is, since 3.6). Is is needed at all?

Change-Id: Iccc0b83e87609fbd3e11bca2fdb8b56de818c1fe

jurt/Package_jnilib.mk

@@ -27,6 +27,8 @@
 
 $(eval $(call gb_Package_Package,jurt_jnilib,$(WORKDIR)/CustomTarget/jurt/util))
 
-$(eval $(call gb_Package_add_file,lib/$(patsubst %.dylib,%.jnilib,$(call gb_Library_get_filename,jpipe)),,$(patsubst %.dylib,%.jnilib,$(call gb_Library_get_filename,jpipe))))
+$(eval $(call gb_Package_add_files,jurt_jnilib,lib,\
+	$(patsubst %.dylib,%.jnilib,$(call gb_Library_get_filename,jpipe)) \
+))
 
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