Bump ReactiveUI.Fody from 18.4.22 to 18.4.26 (#2412)

Bumps [ReactiveUI.Fody](https://github.com/reactiveui/reactiveui) from 18.4.22 to 18.4.26.
- [Release notes](https://github.com/reactiveui/reactiveui/releases)
- [Commits](reactiveui/ReactiveUI@18.4.22...18.4.26)

---
updated-dependencies:
- dependency-name: ReactiveUI.Fody
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

ReactiveExample/ReactiveExample.csproj

@@ -11,7 +11,7 @@
     <InformationalVersion>1.0</InformationalVersion>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="ReactiveUI.Fody" Version="18.4.22" />
+    <PackageReference Include="ReactiveUI.Fody" Version="18.4.26" />
     <PackageReference Include="ReactiveUI" Version="18.4.26" />
     <PackageReference Include="ReactiveMarbles.ObservableEvents.SourceGenerator" Version="1.2.3" PrivateAssets="all" />
   </ItemGroup>