Bump Refit.HttpClientFactory from 7.1.2 to 7.2.1

Bumps [Refit.HttpClientFactory](https://github.com/reactiveui/refit) from 7.1.2 to 7.2.1.
- [Release notes](https://github.com/reactiveui/refit/releases)
- [Commits](reactiveui/refit@7.1.2...7.2.1)

---
updated-dependencies:
- dependency-name: Refit.HttpClientFactory
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

GotifySmtpForwarder/GotifySmtpForwarder.csproj

@@ -11,7 +11,7 @@
     <PackageReference Include="MailKit" Version="4.7.1.1" />
     <PackageReference Include="MimeKit" Version="4.7.1" />
     <PackageReference Include="Polly.Contrib.WaitAndRetry" Version="1.1.1" />
-    <PackageReference Include="Refit.HttpClientFactory" Version="7.1.2" />
+    <PackageReference Include="Refit.HttpClientFactory" Version="7.2.1" />
     <PackageReference Include="ReverseMarkdown" Version="4.6.0" />
     <PackageReference Include="SmtpServer" Version="10.0.1" />
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />