Separate `Akka.Hosting` and core `Akka` version (#335)

src/Directory.Build.props

@@ -20,7 +20,8 @@
     <NetFrameworkTestVersion>net471</NetFrameworkTestVersion>
     <NetStandardLibVersion>netstandard2.0</NetStandardLibVersion>
 
-    <AkkaVersion>1.5.8</AkkaVersion>
+    <AkkaVersion>1.5.11</AkkaVersion>
+    <AkkaHostingVersion>1.5.8.1</AkkaHostingVersion>
     <XunitVersion>2.5.0</XunitVersion>
     <TestSdkVersion>17.6.3</TestSdkVersion>
     <FluentAssertionsVersion>6.11.0</FluentAssertionsVersion>

src/Directory.Packages.props

@@ -4,7 +4,7 @@
     </PropertyGroup>
     <!-- App dependencies -->
     <ItemGroup>
-        <PackageVersion Include="Akka.Persistence.Hosting" Version="$(AkkaVersion) "/>
+        <PackageVersion Include="Akka.Persistence.Hosting" Version="$(AkkaHostingVersion) "/>
         <PackageVersion Include="Akka.Persistence.Query" Version="$(AkkaVersion)" />
         <PackageVersion Include="Akka.Streams" Version="$(AkkaVersion) "/>
         <PackageVersion Include="MongoDB.Driver" Version="2.20.0" />