[FIX] composer: fix get/setText of the content editable helper#7393

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19.0-saas-18.4-fix-contenteditable-plaintext-only-behaviour-rar-470422-fwodoo/o-spreadsheet:19.0-saas-18.4-fix-contenteditable-plaintext-only-behaviour-rar-470422-fwCopy head branch name to clipboard