[birt-dev]CheckIn: Fix unit test error.

["Wei Zhao \(Shang\)" <wei.zhao@xxxxxxxxxxx>]

Title: [birt-dev]CheckIn: Fix unit test error.

- Summary:
Version No of data meta steam should be written to document only once.

- Bugzilla Bug (s) Resolved:
NONE

- Description:
Version No of data meta steam has been written to document twice, this may cause some error.

- Tests Description  :
Unit Test.

- Notes to Build Team:

- Notes to Developers:

- Notes to QA:  
 
- Notes to Documentation:  

- Files Edited:
"/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/data/dte/DataInteractiveEngine.java"

- Files Added:

- Files Deleted

-Wei Zhao(Shanghai)