POI-60341, add test document (ugh, mea culpa), turn on test.

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1768505 13f79535-47bb-0310-9956-ffa450edef68

src/ooxml/testcases/org/apache/poi/xwpf/usermodel/TestXWPFSDT.java

@@ -139,7 +139,7 @@ public final class TestXWPFSDT {
         }
     }
 
-    @Ignore
+    @Test
     public void test60341() throws IOException {
         //handle sdtbody without an sdtpr
         XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("Bug60341.docx");