Add one more "flaky" byte when comparing two documents

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1917177 13f79535-47bb-0310-9956-ffa450edef68

poi/src/test/java/org/apache/poi/ss/usermodel/BaseTestBugzillaIssues.java

@@ -1846,6 +1846,7 @@ public abstract class BaseTestBugzillaIssues {
             bytes[390] = 0;
             bytes[391] = 0;
             bytes[674] = 0;
+            bytes[676] = 0;
             bytes[883] = 0;
             bytes[1207] = 0;
             bytes[1208] = 0;