XCOMMONS-733: Don't mock Provider by default

* fix mistake in previous commit

xwiki-platform-core/xwiki-platform-component/xwiki-platform-component-wiki/src/test/java/org/xwiki/component/wiki/DefaultWikiComponentBridgeTest.java

@@ -104,7 +104,7 @@ public void configure() throws Exception
         final Execution execution = registerMockComponent(Execution.class);
         final ExecutionContext context = new ExecutionContext();
 
-        final Provider<XWikiContext> xcontextProvider = getComponentManager().registerMockComponent(XWikiContext.TYPE_PROVIDER);
+        final Provider<XWikiContext> xcontextProvider = registerMockComponent(XWikiContext.TYPE_PROVIDER);
 
         this.xwiki = getMockery().mock(XWiki.class);