Add missing call to postProcessXml in other Metadata constructor

Author: mauromol

core/src/main/java/com/onelogin/saml2/settings/Metadata.java

@@ -83,7 +83,7 @@ public Metadata(Saml2Settings settings, Calendar validUntilTime, Integer cacheDu
 		this.cacheDuration = cacheDuration;
 
 		StrSubstitutor substitutor = generateSubstitutor(settings);
-		String unsignedMetadataString = substitutor.replace(getMetadataTemplate());
+		String unsignedMetadataString = postProcessXml(substitutor.replace(getMetadataTemplate()));
 
 		LOGGER.debug("metadata --> " + unsignedMetadataString);
 		metadataString = unsignedMetadataString;