Bump WireMock.Net from 1.7.4 to 1.8.4 (#3353)

Bumps [WireMock.Net](https://github.com/WireMock-Net/WireMock.Net) from 1.7.4 to 1.8.4.
- [Release notes](https://github.com/WireMock-Net/WireMock.Net/releases)
- [Changelog](https://github.com/WireMock-Net/WireMock.Net/blob/master/CHANGELOG.md)
- [Commits](https://github.com/WireMock-Net/WireMock.Net/commits)

---
updated-dependencies:
- dependency-name: WireMock.Net
  dependency-version: 1.8.4
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Directory.Build.props

@@ -27,7 +27,7 @@
     <CoverletVersion>6.0.4</CoverletVersion>
     <FluentAssertionVersion>7.0.0</FluentAssertionVersion>
     <TestSdkVersion>17.13.0</TestSdkVersion>
-    <WireMockVersion>1.7.4</WireMockVersion>
+    <WireMockVersion>1.8.4</WireMockVersion>
     <AkkaVersion>1.5.41</AkkaVersion>
     <AkkaHostingVersion>1.5.40</AkkaHostingVersion>
     <PbmVersion>1.4.4</PbmVersion>