chore(deps): update dependency scriban to v6.6.0 [security] (#18242)

Author: mlqn

src/Designer/backend/Directory.Packages.props

@@ -63,7 +63,7 @@
     <PackageVersion Include="Azure.Storage.Blobs" Version="[12.27.0]" />
     <PackageVersion Include="Azure.Security.KeyVault.Secrets" Version="[4.8.0]" />
     <PackageVersion Include="Azure.Extensions.AspNetCore.Configuration.Secrets" Version="1.4.0" />
-    <PackageVersion Include="Scriban" Version="6.5.5" />
+    <PackageVersion Include="Scriban" Version="6.6.0" />
     <PackageVersion Include="System.Formats.Asn1" Version="9.0.13" />
     <PackageVersion Include="System.Net.Http" Version="[4.3.4]" />
     <PackageVersion Include="System.Text.RegularExpressions" Version="[4.3.1]" />