Update dependency SimpleExec to 12.1.0 (#600)

Co-authored-by: dependencyupdates[bot] <218638057+dependencyupdates[bot]@users.noreply.github.com>

Author: dependencyupdates[bot]

src/Tests/Tests.csproj

@@ -11,7 +11,7 @@
     <PackageReference Include="NUnit.Analyzers" Version="4.11.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="6.0.1" />
     <PackageReference Include="Particular.Approvals" Version="2.0.1" />
-    <PackageReference Include="SimpleExec" Version="12.0.0" />
+    <PackageReference Include="SimpleExec" Version="12.1.0" />
   </ItemGroup>
 
 </Project>