Merge pull request #8951 from ryzngard/cp/8913

Cherry Pick #8913

src/Razor/src/Microsoft.AspNetCore.Razor.VSCode/src/Completion/RazorCompletionItemProvider.ts

@@ -48,7 +48,7 @@ export class RazorCompletionItemProvider
                 if (doc) {
                     // Without this, the documentation doesn't get rendered in the editor.
                     const newDoc = new vscode.MarkdownString(doc.value);
-                    newDoc.isTrusted = doc.isTrusted;
+                    newDoc.isTrusted = false;
                     completionItem.documentation = newDoc;
                 }