libnet-dns-perl: upgrade 1.37 -> 1.38

Changelog:
===========
Fix rt.cpan.org #148274
	Multicast DNS flag breaks Net::DNS::Parameters::classbyval

Fix rt.cpan.org #148273
	EDNS extended rcode not handled correctly

Fix rt.cpan.org #147507
	Nameserver.pm: peerhost undefined after $sock->accept

Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-perl/recipes-perl/libnet/libnet-dns-perl_1.37.bb → meta-perl/recipes-perl/libnet/libnet-dns-perl_1.38.bb

@@ -9,7 +9,7 @@ DEPENDS += "perl"
 
 SRC_URI = "http://search.cpan.org/CPAN/authors/id/N/NL/NLNETLABS/Net-DNS-${PV}.tar.gz"
 
-SRC_URI[sha256sum] = "e672031158942a7016c0480ab3c1fd0d7f81ea5dd650d1ecca7116d5fd348565"
+SRC_URI[sha256sum] = "d8a34341649882d6e2bdf95d046e74c83a150b5e5d818941c1e341f48fba88e0"
 
 UPSTREAM_CHECK_REGEX = "Net\-DNS\-(?P<pver>(\d+\.\d+))(?!_\d+).tar"