Bump AkkaVersion from 1.4.39 to 1.4.40 (#272)

Bumps `AkkaVersion` from 1.4.39 to 1.4.40.

Updates `Akka.Persistence.Query` from 1.4.39 to 1.4.40
- [Release notes](https://github.com/akkadotnet/akka.net/releases)
- [Changelog](https://github.com/akkadotnet/akka.net/blob/1.4.40/RELEASE_NOTES.md)
- [Commits](akkadotnet/akka.net@1.4.39...1.4.40)

Updates `akka.streams` from 1.4.39 to 1.4.40
- [Release notes](https://github.com/akkadotnet/akka.net/releases)
- [Changelog](https://github.com/akkadotnet/akka.net/blob/1.4.40/RELEASE_NOTES.md)
- [Commits](akkadotnet/akka.net@1.4.39...1.4.40)

Updates `Akka.Persistence.TCK` from 1.4.39 to 1.4.40
- [Release notes](https://github.com/akkadotnet/akka.net/releases)
- [Changelog](https://github.com/akkadotnet/akka.net/blob/1.4.40/RELEASE_NOTES.md)
- [Commits](akkadotnet/akka.net@1.4.39...1.4.40)

---
updated-dependencies:
- dependency-name: Akka.Persistence.Query
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: akka.streams
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Akka.Persistence.TCK
  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/common.props

@@ -24,7 +24,7 @@
 
     <XunitVersion>2.4.1</XunitVersion>
     <TestSdkVersion>17.2.0</TestSdkVersion>
-    <AkkaVersion>1.4.39</AkkaVersion>
+    <AkkaVersion>1.4.40</AkkaVersion>
   </PropertyGroup>
   <!-- SourceLink support for all Akka.NET projects -->
   <ItemGroup>