Added new kb article grid-copy-text-clipboard#3290

xristianstefanov merged 2 commits intomastertelerik/blazor-docs:masterfrom

new-kb-grid-copy-text-clipboard-b9c7bacb57cd444da6b30cc1ecef1ef2telerik/blazor-docs:new-kb-grid-copy-text-clipboard-b9c7bacb57cd444da6b30cc1ecef1ef2Copy head branch name to clipboard