1015968: new UG sample under excel export template section#8153

sanjaykumar-suresh wants to merge 2 commits intohotfix/hotfix-v33.1.44syncfusion-content/blazor-docs:hotfix/hotfix-v33.1.44from

1015968-ExceExportNewSmplsyncfusion-content/blazor-docs:1015968-ExceExportNewSmplCopy head branch name to clipboard