Bump PuppeteerSharp from 20.1.2 to 21.1.1

---
updated-dependencies:
- dependency-name: PuppeteerSharp
  dependency-version: 21.1.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

src/BriefingRoom/BriefingRoom.csproj

@@ -4,7 +4,7 @@
     <RootNamespace>BriefingRoom4DCS</RootNamespace>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="PuppeteerSharp" Version="20.1.2" />
+    <PackageReference Include="PuppeteerSharp" Version="21.1.1" />
     <PackageReference Include="LuaTableSerializer" Version="1.0.2" />
     <PackageReference Include="Microsoft.Maui.Graphics" Version="10.0.41" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.4" />