Bump css-what from 2.1.0 to 2.1.3 in /ServerSideEditing/ClientApp#33

dependabot[bot] wants to merge 2 commits intomasterSyncfusionExamples/How-to-handle-server-side-data-editing-in-Angular-Tree-Grid:masterfrom

dependabot/npm_and_yarn/ServerSideEditing/ClientApp/css-what-2.1.3SyncfusionExamples/How-to-handle-server-side-data-editing-in-Angular-Tree-Grid:dependabot/npm_and_yarn/ServerSideEditing/ClientApp/css-what-2.1.3Copy head branch name to clipboard