Bump HtmlAgilityPack from 1.12.1 to 1.12.2

---
updated-dependencies:
- dependency-name: HtmlAgilityPack
  dependency-version: 1.12.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

ChatWithAI.Core/ChatWithAI.Core.csproj

@@ -25,7 +25,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="HtmlAgilityPack" Version="1.12.1" />
+    <PackageReference Include="HtmlAgilityPack" Version="1.12.2" />
     <PackageReference Include="Microsoft.Azure.Cosmos" Version="3.52.0" />
     <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="9.0.7" />
     <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="9.0.7" />