Bump NSubstitute from 5.0.0 to 5.1.0 in /src

Bumps NSubstitute from 5.0.0 to 5.1.0.

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

src/GitReleaseManager.Core.Tests/GitReleaseManager.Core.Tests.csproj

@@ -23,7 +23,7 @@
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
           <PrivateAssets>all</PrivateAssets>
         </PackageReference>
-        <PackageReference Include="NSubstitute" Version="5.0.0" />
+        <PackageReference Include="NSubstitute" Version="5.1.0" />
         <PackageReference Include="NUnit" Version="3.13.3" />
         <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
         <PackageReference Include="Octokit" Version="7.1.0" />

src/GitReleaseManager.Tests/GitReleaseManager.Tests.csproj

@@ -23,7 +23,7 @@
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
           <PrivateAssets>all</PrivateAssets>
         </PackageReference>
-        <PackageReference Include="NSubstitute" Version="5.0.0" />
+        <PackageReference Include="NSubstitute" Version="5.1.0" />
         <PackageReference Include="NUnit" Version="3.13.3" />
         <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
         <PackageReference Include="Octokit" Version="7.1.0" />