Update dependency Diacritics to v3.3.18 (#9516)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Directory.Packages.props

@@ -14,7 +14,7 @@
     <PackageVersion Include="BlurHashSharp" Version="1.2.0" />
     <PackageVersion Include="CommandLineParser" Version="2.9.1" />
     <PackageVersion Include="coverlet.collector" Version="3.2.0" />
-    <PackageVersion Include="Diacritics" Version="3.3.14" />
+    <PackageVersion Include="Diacritics" Version="3.3.18" />
     <PackageVersion Include="DiscUtils.Udf" Version="0.16.13" />
     <PackageVersion Include="DotNet.Glob" Version="3.1.3" />
     <PackageVersion Include="EFCoreSecondLevelCacheInterceptor" Version="3.8.6" />