Bump Microsoft.SourceLink.GitHub from 1.0.0 to 1.1.1 (#994)

Bumps [Microsoft.SourceLink.GitHub](https://github.com/dotnet/sourcelink) from 1.0.0 to 1.1.1.
- [Release notes](https://github.com/dotnet/sourcelink/releases)
- [Commits](dotnet/sourcelink@1.0.0...1.1.1)

---
updated-dependencies:
- dependency-name: Microsoft.SourceLink.GitHub
  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

@@ -14,7 +14,7 @@
         <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.0.0-2.final"/>
         <PackageVersion Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="4.0.0-2.final"/>
         <PackageVersion Include="System.CommandLine" Version="2.0.0-beta1.21308.1"/>
-        <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All"/>
+        <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All"/>
         <PackageVersion Include="Microsoft.Extensions.Logging.Abstractions" Version="5.0.0"/>
         <PackageVersion Include="NuGet.Protocol" Version="5.8.0"/>
         <PackageVersion Include="Nuke.Common" Version="6.0.1"/>