[skip ci] Bump TextCopy from 4.3.0 to 6.0.0 in /src

Bumps [TextCopy](https://github.com/CopyText/TextCopy) from 4.3.0 to 6.0.0.
- [Release notes](https://github.com/CopyText/TextCopy/releases)
- [Commits](https://github.com/CopyText/TextCopy/commits)

---
updated-dependencies:
- dependency-name: TextCopy
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

src/GitReleaseManager.IntegrationTests/GitReleaseManager.IntegrationTests.csproj

@@ -26,6 +26,6 @@
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />
         <PackageReference Include="Serilog.Sinks.Console" Version="4.0.1" />
         <PackageReference Include="Shouldly" Version="4.0.3" />
-        <PackageReference Include="TextCopy" Version="4.3.0" />
+        <PackageReference Include="TextCopy" Version="6.0.0" />
     </ItemGroup>
 </Project>