fixing nefed.xml error

nefed.xml

@@ -7,7 +7,7 @@
     xmlns:mdrpi="urn:oasis:names:tc:SAML:metadata:rpi"
     xmlns:mdui="urn:oasis:names:tc:SAML:metadata:ui"
     xmlns:mdattr="urn:oasis:names:tc:SAML:metadata:attribute"
-    xmlns:shibmd=urn:mace:shibboleth:metadata:1.0"
+    xmlns:shibmd="urn:mace:shibboleth:metadata:1.0"
     xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion"
     xmlns:remd="http://refeds.org/metadata"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ID="NEFED20181203T1145" Name="https://nebraska.edu/nefed">