[Snyk] Upgrade @vscode/webview-ui-toolkit from 1.2.2 to 1.4.0#38

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

snyk-upgrade-5fae4a8caa0e50fb4790a0173d77aa9cPenify-dev/vscode-webview-ui-toolkit-samples:snyk-upgrade-5fae4a8caa0e50fb4790a0173d77aa9cCopy head branch name to clipboard