984098: Need to include the UG section for the opening Excel from AWS S3#1637

DeiraSF4418 wants to merge 3 commits intohotfix/hotfix-v31.2.2syncfusion-content/document-processing-docs:hotfix/hotfix-v31.2.2from

EJ2-984098-openHotfixsyncfusion-content/document-processing-docs:EJ2-984098-openHotfixCopy head branch name to clipboard