build(deps): bump Fody from 5.1.0 to 5.1.1

Bumps [Fody](https://github.com/Fody/Fody) from 5.1.0 to 5.1.1.
- [Release notes](https://github.com/Fody/Fody/releases)
- [Commits](https://github.com/Fody/Fody/commits)

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

Author: dependabot-preview[bot]

src/ReactiveUI.Fody.Helpers/ReactiveUI.Fody.Helpers.csproj

@@ -15,7 +15,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Fody" Version="5.1.0" PrivateAssets="None" />
+    <PackageReference Include="Fody" Version="5.1.1" PrivateAssets="None" />
     <PackageReference Include="FodyPackaging" Version="5.1.0" PrivateAssets="All" />
     <PackageReference Include="System.Reactive" Version="4.1.5" />
   </ItemGroup>