MRW packages: Use explicit targetting XML name

Avoid collisions by specifying an explicit output file for the
processMrw.pl script.

Signed-off-by: Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com>
diff --git a/openpower/package/rainier-4u-xml/rainier-4u-xml.mk b/openpower/package/rainier-4u-xml/rainier-4u-xml.mk
index 9d1f6f7..abdb1eb 100644
--- a/openpower/package/rainier-4u-xml/rainier-4u-xml.mk
+++ b/openpower/package/rainier-4u-xml/rainier-4u-xml.mk
@@ -70,7 +70,8 @@
         # generate the system mrw xml
         perl -I $(RAINIER_4U_XML_MRW_HB_TOOLS) \
         $(RAINIER_4U_XML_MRW_HB_TOOLS)/processMrw.pl -x \
-            $(call qstrip,$(RAINIER_4U_XML_MRW_SCRATCH)/$(BR2_RAINIER_4U_XML_FILENAME))
+            $(call qstrip,$(RAINIER_4U_XML_MRW_SCRATCH)/$(BR2_RAINIER_4U_XML_FILENAME)) \
+            -o $(call qstrip,$(RAINIER_4U_XML_MRW_SCRATCH)/$(BR2_RAINIER_4U_XML_TARGETING_FILENAME))
 
 	$(if $(BR2_RAINIER_4U_XML_FILTER_UNWANTED_ATTRIBUTES), $(call RAINIER_4U_XML_FILTER_UNWANTED_ATTRIBUTES))