chore: Update integration tests to NLog v5.2.6

Author: tippmar-nr

tests/Agent/IntegrationTests/SharedApplications/Common/MultiFunctionApplicationHelpers/MultiFunctionApplicationHelpers.csproj

@@ -241,12 +241,12 @@
 
   <ItemGroup> <!-- Versions below 4.5 did not support netstandard 2.0 -->
     <PackageReference Include="NLog" Version="4.5.9" Condition="'$(TargetFramework)' == 'net6.0'" />
-	  <PackageReference Include="NLog" Version="5.2.5" Condition="'$(TargetFramework)' == 'net7.0'" />
+	  <PackageReference Include="NLog" Version="5.2.6" Condition="'$(TargetFramework)' == 'net7.0'" />
 
     <PackageReference Include="NLog" Version="4.3.11" Condition="'$(TargetFramework)' == 'net462'" />
     <PackageReference Include="NLog" Version="4.1.2" Condition="'$(TargetFramework)' == 'net471'" />
     <PackageReference Include="NLog" Version="4.5.11" Condition="'$(TargetFramework)' == 'net48'" />
-    <PackageReference Include="NLog" Version="5.2.5" Condition="'$(TargetFramework)' == 'net481'" />
+    <PackageReference Include="NLog" Version="5.2.6" Condition="'$(TargetFramework)' == 'net481'" />
   </ItemGroup>
 
   <ItemGroup>