chore(deps): bump Tiktoken from 1.0.1 to 1.1.1

Bumps [Tiktoken](https://github.com/tryAGI/Tiktoken) from 1.0.1 to 1.1.1.
- [Commits](https://github.com/tryAGI/Tiktoken/commits)

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

Signed-off-by: dependabot[bot] <support@github.com>

src/Directory.Packages.props

@@ -31,7 +31,7 @@
     <PackageVersion Include="MSTest.TestFramework" Version="3.1.1" />
     <PackageVersion Include="PolySharp" Version="1.13.2" />
     <PackageVersion Include="System.Text.Json" Version="7.0.3" />
-    <PackageVersion Include="Tiktoken" Version="1.0.1" />
+    <PackageVersion Include="Tiktoken" Version="1.1.1" />
     <PackageVersion Include="tryAGI.OpenAI" Version="1.7.2" />
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="7.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Http" Version="7.0.0" />