Allow tests to pass after 2020

This helps to verify reproducible builds.
See https://reproducible-builds.org/ for why this matters.

Author: bmwiedemann

tests/InCommon-metadata.xml

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?><EntitiesDescriptor xmlns="urn:oasis:names:tc:SAML:2.0:metadata" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:shibmd="urn:mace:shibboleth:metadata:1.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ID="INC20140204T195141" Name="urn:mace:incommon" validUntil="2020-02-18T10:00:00Z" xsi:schemaLocation="urn:oasis:names:tc:SAML:2.0:metadata sstc-saml-schema-metadata-2.0.xsd urn:mace:shibboleth:metadata:1.0 shibboleth-metadata-1.0.xsd http://www.w3.org/2000/09/xmldsig# xmldsig-core-schema.xsd"><ds:Signature xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
+<?xml version="1.0" encoding="UTF-8"?><EntitiesDescriptor xmlns="urn:oasis:names:tc:SAML:2.0:metadata" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:shibmd="urn:mace:shibboleth:metadata:1.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ID="INC20140204T195141" Name="urn:mace:incommon" validUntil="2999-02-18T10:00:00Z" xsi:schemaLocation="urn:oasis:names:tc:SAML:2.0:metadata sstc-saml-schema-metadata-2.0.xsd urn:mace:shibboleth:metadata:1.0 shibboleth-metadata-1.0.xsd http://www.w3.org/2000/09/xmldsig# xmldsig-core-schema.xsd"><ds:Signature xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
 <ds:SignedInfo>
 <ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
 <ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/>

tests/metadata.xml

@@ -1,6 +1,6 @@
 <?xml version='1.0' encoding='UTF-8'?>
 <ns0:EntitiesDescriptor name="urn:mace:example.com:saml:test"
-                        validUntil="2020-12-04T17:31:07Z"
+                        validUntil="2999-12-04T17:31:07Z"
                         xmlns:ns0="urn:oasis:names:tc:SAML:2.0:metadata">
   <ns0:EntityDescriptor entityID="urn:mace:example.com:saml:roland:sp">
     <ns0:SPSSODescriptor AuthnRequestsSigned="False" WantAssertionsSigned="True"

tests/swamid-2.0.xml

@@ -4,7 +4,7 @@
       This file was automatically generated - do not edit 
 
     -->
-<md:EntitiesDescriptor xmlns:md="urn:oasis:names:tc:SAML:2.0:metadata" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:shibmd="urn:mace:shibboleth:metadata:1.0" Name="http://md.swamid.se/md/swamid-2.0.xml" cacheDuration="PT8H" validUntil="2020-12-13T10:05:05Z"><ds:Signature><ds:SignedInfo><ds:CanonicalizationMethod Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315"/><ds:SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1"/><ds:Reference URI=""><ds:Transforms><ds:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/><ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#WithComments"/></ds:Transforms><ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1"/><ds:DigestValue>wdokYz5tEa8aCh+fEPqytS/y9W8=</ds:DigestValue></ds:Reference></ds:SignedInfo><ds:SignatureValue>Wsr/+VrII3wK5rAzQKmjSzflCIuIhQboSc6sIxQwWw3toALPfY5fBl1XHPKGFXxY
+<md:EntitiesDescriptor xmlns:md="urn:oasis:names:tc:SAML:2.0:metadata" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:shibmd="urn:mace:shibboleth:metadata:1.0" Name="http://md.swamid.se/md/swamid-2.0.xml" cacheDuration="PT8H" validUntil="2999-12-13T10:05:05Z"><ds:Signature><ds:SignedInfo><ds:CanonicalizationMethod Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315"/><ds:SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1"/><ds:Reference URI=""><ds:Transforms><ds:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/><ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#WithComments"/></ds:Transforms><ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1"/><ds:DigestValue>wdokYz5tEa8aCh+fEPqytS/y9W8=</ds:DigestValue></ds:Reference></ds:SignedInfo><ds:SignatureValue>Wsr/+VrII3wK5rAzQKmjSzflCIuIhQboSc6sIxQwWw3toALPfY5fBl1XHPKGFXxY
 t6W7MxPjU1FKh4PdISeTgqYUwvrX2YDE7HxoYAZR5n5cZlogBZIR3dUwXAcJ75pX
 tDUHpoqNyEJgoaeTiFhNBrfwGPlWNb0RstfM+iMIpdNTlSFHvuHMxkJSEunjzbcj
 7OU8KcYSlosw4wqdI/G50aQAjSJf+M1wARHtbPvH9ULeks5AUhKyJYztrPJc1UJL

tests/vo_metadata.xml

@@ -1,7 +1,7 @@
 <?xml version='1.0' encoding='UTF-8'?>
 <ns0:EntitiesDescriptor 
   name="urn:mace:example.com:votest" 
-  validUntil="2020-11-28T09:10:09Z"
+  validUntil="2999-11-28T09:10:09Z"
   xmlns:ns0="urn:oasis:names:tc:SAML:2.0:metadata">
   <ns0:EntityDescriptor 
     entityID="urn:mace:example.com:it:tek">