Merge branch 'fix-typo-XREFR_ARGS' of https://github.com/rabbitmq/erlang.mk

plugins/xref.mk

@@ -6,9 +6,9 @@
 # Configuration.
 
 ifeq ($(XREF_CONFIG),)
-	XREF_ARGS :=
+	XREFR_ARGS :=
 else
-	XREF_ARGS := -c $(XREF_CONFIG)
+	XREFR_ARGS := -c $(XREF_CONFIG)
 endif
 
 XREFR ?= $(CURDIR)/xrefr