fix(docx-preview): sanitize hyperlink URIs to prevent XSS#158

Mark-Zampedroni wants to merge 1 commit intomeganz:mastermeganz/webclient:masterfrom

Mark-Zampedroni:fix/docx-hyperlink-xssMark-Zampedroni/webclient:fix/docx-hyperlink-xssCopy head branch name to clipboard