Update dependency ReactiveUI.Primitives to 5.4.0 (#255)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

src/ReactiveList.Benchmarks/ReactiveList.Benchmarks.csproj

@@ -13,7 +13,7 @@
   <ItemGroup>
     <PackageReference Include="BenchmarkDotNet" Version="0.15.8" />
     <PackageReference Include="DynamicData" Version="9.4.31" />
-    <PackageReference Include="ReactiveUI.Primitives" Version="5.3.0" />
+    <PackageReference Include="ReactiveUI.Primitives" Version="5.4.0" />
     <PackageReference Include="ReactiveUI.Primitives.Reactive" Version="5.4.0" />
   </ItemGroup>
   <ItemGroup>

src/ReactiveList/ReactiveList.csproj

@@ -14,7 +14,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="ReactiveUI.Primitives" Version="5.3.0" PrivateAssets="analyzers" />
+    <PackageReference Include="ReactiveUI.Primitives" Version="5.4.0" PrivateAssets="analyzers" />
   </ItemGroup>
 
   <!-- System.Buffers and System.Memory for .NET Framework -->

src/ReactiveListTestApp/ReactiveListTestApp.csproj

@@ -13,7 +13,7 @@
 
   <ItemGroup>
     <PackageReference Include="CrissCross.WPF.UI" Version="3.3.6" />
-    <PackageReference Include="ReactiveUI.Primitives" Version="5.3.0" />
+    <PackageReference Include="ReactiveUI.Primitives" Version="5.4.0" />
     <PackageReference Include="ReactiveUI.Primitives.Reactive" Version="5.4.0" />
     <PackageReference Include="ReactiveUI.Primitives.Wpf" Version="5.0.0" />
   </ItemGroup>