[Snyk] Upgrade @vscode/webview-ui-toolkit from 1.2.2 to 1.4.0#28

sumansaurabh wants to merge 1 commit intomainPenify-dev/vscode-webview-ui-toolkit-samples:mainfrom

snyk-upgrade-4475b41e6005d786d2928f2a59dbbd74Penify-dev/vscode-webview-ui-toolkit-samples:snyk-upgrade-4475b41e6005d786d2928f2a59dbbd74Copy head branch name to clipboard