Update FlaUI from 4 to 5

Author: aristotelos

src/FlaUI.WebDriver/FlaUI.WebDriver.csproj

@@ -14,7 +14,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="FlaUI.UIA3.Signed" Version="4.0.0" />
+    <PackageReference Include="FlaUI.UIA3.Signed" Version="5.0.0" />
     <PackageReference Include="GitVersion.MsBuild" Version="6.0.5">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>