Bump Microsoft.SourceLink.GitHub from 10.0.102 to 10.0.103

---
updated-dependencies:
- dependency-name: Microsoft.SourceLink.GitHub
  dependency-version: 10.0.103
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -1,6 +1,6 @@
 <Project>
   <ItemGroup>
-    <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="10.0.102" />
+    <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="10.0.103" />
     <PackageVersion Include="Nerdbank.GitVersioning" Version="3.9.50" />
     <PackageVersion Include="NSubstitute" Version="5.3.0" />
     <PackageVersion Include="NUnit" Version="4.4.0" />