Bump Scriban from 6.2.1 to 6.4.0 (#225)

---
updated-dependencies:
- dependency-name: Scriban
  dependency-version: 6.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Directory.Packages.props

@@ -23,7 +23,7 @@
 	<PackageVersion Include="Microsoft.CodeAnalysis.Workspaces.Common" Version="4.8.0" />
 	<PackageVersion Include="Microsoft.SourceLink.GitHub" Version="8.0.0" />
 	<PackageVersion Include="MinVer" Version="6.0.0" />
-	<PackageVersion Include="Scriban" Version="6.2.1" />
+	<PackageVersion Include="Scriban" Version="6.4.0" />
 	<PackageVersion Include="System.Threading.Tasks.Extensions" Version="4.5.4" />
 	<PackageVersion Include="Verify.SourceGenerators" Version="2.5.0" />
 	<PackageVersion Include="Verify.XunitV3" Version="30.7.3" />