Bump AkkaVersion from 1.5.0 to 1.5.1 (#208)

Bumps `AkkaVersion` from 1.5.0 to 1.5.1.

Updates `Akka` from 1.5.0 to 1.5.1
- [Release notes](https://github.com/akkadotnet/akka.net/releases)
- [Changelog](https://github.com/akkadotnet/akka.net/blob/dev/RELEASE_NOTES.md)
- [Commits](akkadotnet/akka.net@1.5.0...1.5.1)

Updates `Akka.TestKit.Xunit` from 1.5.0 to 1.5.1
- [Release notes](https://github.com/akkadotnet/akka.net/releases)
- [Changelog](https://github.com/akkadotnet/akka.net/blob/dev/RELEASE_NOTES.md)
- [Commits](akkadotnet/akka.net@1.5.0...1.5.1)

Updates `Akka.Persistence` from 1.5.0 to 1.5.1
- [Release notes](https://github.com/akkadotnet/akka.net/releases)
- [Changelog](https://github.com/akkadotnet/akka.net/blob/dev/RELEASE_NOTES.md)
- [Commits](akkadotnet/akka.net@1.5.0...1.5.1)

Updates `akka.persistence.sqlite` from 1.5.0 to 1.5.1
- [Release notes](https://github.com/akkadotnet/akka.net/releases)
- [Changelog](https://github.com/akkadotnet/akka.net/blob/dev/RELEASE_NOTES.md)
- [Commits](akkadotnet/akka.net@1.5.0...1.5.1)

Updates `Akka.Persistence.TestKit.Xunit2` from 1.5.0 to 1.5.1
- [Release notes](https://github.com/akkadotnet/akka.net/releases)
- [Changelog](https://github.com/akkadotnet/akka.net/blob/dev/RELEASE_NOTES.md)
- [Commits](akkadotnet/akka.net@1.5.0...1.5.1)

Updates `Akka.Cluster` from 1.5.0 to 1.5.1
- [Release notes](https://github.com/akkadotnet/akka.net/releases)
- [Changelog](https://github.com/akkadotnet/akka.net/blob/dev/RELEASE_NOTES.md)
- [Commits](akkadotnet/akka.net@1.5.0...1.5.1)

---
updated-dependencies:
- dependency-name: Akka
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Akka.TestKit.Xunit
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Akka.Persistence
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: akka.persistence.sqlite
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Akka.Persistence.TestKit.Xunit2
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Akka.Cluster
  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>

src/Directory.Build.props

@@ -25,7 +25,7 @@
     <TestSdkVersion>17.5.0</TestSdkVersion>
     <CoverletVersion>3.2.0</CoverletVersion>
     <FluentAssertionVersion>6.10.0</FluentAssertionVersion>
-    <AkkaVersion>1.5.0</AkkaVersion>
+    <AkkaVersion>1.5.1</AkkaVersion>
     <AkkaHostingVersion>1.5.0</AkkaHostingVersion>
     <FluentAssertionVersion>6.10.0</FluentAssertionVersion>
     <NetCoreTestVersion>netcoreapp3.1</NetCoreTestVersion>