[birt-dev] CheckIn: Fix[Bugzilla] 140666:Barcode fonts not being used co

["Xiong Zhang" <xiong.zhang@xxxxxxxxxxx>]

-Summary:Barcode fonts not being used correctly

- Bugzilla Bug (s) Resolved:140666

- Description:
1. When reading the font, remove the pair of quotation marks if there're;
2. When setting the font, adding a pair of quotation marks if there're not.

- Tests Description: Manual

- Notes to Build Team:

- Notes to Developers:

- Notes to QA:

- Notes to Documentation:

- Files Added:

- Files Edited:

/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/util/UIUtil.java
/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/views/attributes/widget/ComboPropertyDescriptor.java