build(deps): update ReactiveUI requirement from 18.* to 19.* in /src (#536)

dependabot[bot] · web-flow · commit c65e4d34d109 · 2023-07-04T01:31:56.000+01:00
Co-authored-by: dependabot[bot] &lt;49699333+dependabot[bot]@users.noreply.github.com&gt;
diff --git a/src/ReactiveUI.Validation/ReactiveUI.Validation.csproj b/src/ReactiveUI.Validation/ReactiveUI.Validation.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="ReactiveUI" Version="18.*" />
+    <PackageReference Include="ReactiveUI" Version="19.*" />
   </ItemGroup>
 
   <ItemGroup Condition="$(TargetFramework.StartsWith('netstandard'))">
