Bump Stripe.net from 39.27.0 to 39.28.0

Bumps [Stripe.net](https://github.com/stripe/stripe-dotnet) from 39.27.0 to 39.28.0.
- [Release notes](https://github.com/stripe/stripe-dotnet/releases)
- [Changelog](https://github.com/stripe/stripe-dotnet/blob/master/CHANGELOG.md)
- [Commits](stripe/stripe-dotnet@v39.27.0...v39.28.0)

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

src/Exceptionless.Core/Exceptionless.Core.csproj

@@ -32,7 +32,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="5.0.0" />
     <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="5.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="5.0.0" />
-    <PackageReference Include="Stripe.net" Version="39.27.0" />
+    <PackageReference Include="Stripe.net" Version="39.28.0" />
     <PackageReference Include="System.DirectoryServices" Version="5.0.0" />
     <PackageReference Include="UAParser" Version="3.1.44" />