Bump NUnit from 4.2.2 to 4.3.0 in /src

Bumps [NUnit](https://github.com/nunit/nunit) from 4.2.2 to 4.3.0.
- [Release notes](https://github.com/nunit/nunit/releases)
- [Changelog](https://github.com/nunit/nunit/blob/main/CHANGES.md)
- [Commits](nunit/nunit@4.2.2...4.3.0)

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

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

src/Costura.Fody.IntegrationTests/Costura.Fody.IntegrationTests.csproj

@@ -16,7 +16,7 @@
     <PackageReference Include="Fody" Version="6.9.1" PrivateAssets="All" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" PrivateAssets="All" />
-    <PackageReference Include="NUnit" Version="4.2.2" PrivateAssets="all" />
+    <PackageReference Include="NUnit" Version="4.3.0" PrivateAssets="all" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
   </ItemGroup>
 

src/Costura.Fody.Tests/Costura.Fody.Tests.csproj

@@ -21,7 +21,7 @@
     <PackageReference Include="Fody" Version="6.9.1" PrivateAssets="none" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="Moq" Version="4.20.72" />
-    <PackageReference Include="NUnit" Version="4.2.2" PrivateAssets="all" />
+    <PackageReference Include="NUnit" Version="4.3.0" PrivateAssets="all" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" PrivateAssets="all" />
   </ItemGroup>