Fixing build with latest openjdk which seems to preinstall the Santuario provider

git-svn-id: https://svn.apache.org/repos/asf/santuario/xml-security-java/trunk@1871143 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/test/java/org/apache/xml/security/test/dom/version/VersionTest.java b/src/test/java/org/apache/xml/security/test/dom/version/VersionTest.java
index fd21c30..4aa484b 100644
--- a/src/test/java/org/apache/xml/security/test/dom/version/VersionTest.java
+++ b/src/test/java/org/apache/xml/security/test/dom/version/VersionTest.java
@@ -49,9 +49,13 @@
 
     @org.junit.jupiter.api.Test
     public void testVersion() throws Exception {
+        Provider provider = Security.getProvider("ApacheXMLDSig");
+        if (provider != null) {
+            Security.removeProvider(provider.getName());
+        }
         Security.addProvider(new org.apache.jcp.xml.dsig.internal.dom.XMLDSigRI());
 
-        Provider provider = Security.getProvider("ApacheXMLDSig");
+        provider = Security.getProvider("ApacheXMLDSig");
         assertNotNull(provider);
 
         String version = System.getProperty("product.version");
@@ -89,4 +93,4 @@
         return version;
     }
 
-}
\ No newline at end of file
+}