Update dependency HtmlAgilityPack to v1.11.56

Author: renovate[bot]

Source/SeleniumAlly/SeleniumAlly.csproj

@@ -14,7 +14,7 @@
     <NeutralLanguage>en</NeutralLanguage>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="HtmlAgilityPack" Version="1.11.43" />
+    <PackageReference Include="HtmlAgilityPack" Version="1.11.56" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />    
     <PackageReference Include="Selenium.WebDriver" Version="4.3.0" />    
     <PackageReference Include="StrongNamer" Version="0.2.5" />