Bump reactiveui from 18.4.26 to 18.4.34

Bumps [reactiveui](https://github.com/reactiveui/reactiveui) from 18.4.26 to 18.4.34.
- [Release notes](https://github.com/reactiveui/reactiveui/releases)
- [Commits](reactiveui/ReactiveUI@18.4.26...18.4.34)

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

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

Author: dependabot[bot]

IDisposableAnalyzers.Test/IDisposableAnalyzers.Test.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFramework>net6.0-windows</TargetFramework>
@@ -45,6 +45,6 @@
     <PackageReference Include="NUnit3TestAdapter" Version="4.4.2" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.2.0-beta.435" PrivateAssets="all" />
     <PackageReference Include="System.Reactive.Linq" Version="5.0.0" />
-    <PackageReference Include="reactiveui" Version="18.4.26" />
+    <PackageReference Include="reactiveui" Version="18.4.34" />
   </ItemGroup>
 </Project>

ValidCode/ValidCode.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFramework>net6.0-windows</TargetFramework>
@@ -27,6 +27,6 @@
     <PackageReference Include="Ninject" Version="3.3.6" />
     <PackageReference Include="NUnit" Version="3.13.3" />
     <PackageReference Include="System.Reactive.Linq" Version="5.0.0" />
-    <PackageReference Include="reactiveui" Version="18.4.26" />
+    <PackageReference Include="reactiveui" Version="18.4.34" />
   </ItemGroup>
 </Project>