[svn-r15963] Purpose: Minor h5repack test update

Description:
Change the Windows h5repack test script so that the h5diff format matches the latest changes.  In particular, don't send the -c option.

Tested:
None, very minor

windows/tools/h5repack/h5repack.bat

@@ -115,7 +115,7 @@ rem was unavailable)
 rem Call the h5diff tool
 rem
 :difftest
-    %h5diff_bin% -q -c %*
+    %h5diff_bin% -q %*
     if %errorlevel% neq 0 (
         call :verify *FAILED* %*
         set /a nerrors=!nerrors!+1