Bump Akka.Hosting from 1.5.51.1 to 1.5.55.1 (#51)

---
updated-dependencies:
- dependency-name: Akka.Hosting
  dependency-version: 1.5.55.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -2,7 +2,7 @@
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
     <!-- Nuget package versions -->
-    <AkkaHostingVersion>1.5.51.1</AkkaHostingVersion>
+    <AkkaHostingVersion>1.5.55.1</AkkaHostingVersion>
   </PropertyGroup>
   <!-- App dependencies -->
   <ItemGroup>