libxml-parser-perl: Pass USE_MM_LD_RUN_PATH to MakeMaker.

Red Hat versions of perl do not honour the setting of LD_RUN_PATH
without this option. This leads to perl shared objects being installed
without an rpath set which causes problems for target tools when
searching for dependant shared libraries.

Signed-off-by: Will Newton <will.newton@imgtec.com>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/libxml-parser-perl/libxml-parser-perl.mk

@@ -24,6 +24,7 @@ define HOST_LIBXML_PARSER_PERL_CONFIGURE_CMDS
         INSTALLDIRS=site \
         INSTALLSITELIB=$(HOST_DIR)/usr/lib/perl \
         INSTALLSITEARCH=$(HOST_DIR)/usr/lib/perl \
+        USE_MM_LD_RUN_PATH=1 \
  )
 endef