fix: Don't use prerelease version

Author: linkdotnet

CHANGELOG.md

@@ -6,6 +6,9 @@ All notable changes to **NCronJob** will be documented in this file. The project
 
 ## [Unreleased]
 
+### Changed
+- Don't depend on prerelease version in `net9.0`
+
 ## [2.7.2] - 2024-06-01
 
 ### Added

src/NCronJob/NCronJob.csproj

@@ -59,12 +59,8 @@
 		<PackageReference Include="Polly" Version="8.4.0" />
 	</ItemGroup>
 
-  <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
+  <ItemGroup>
       <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="8.0.0" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetFramework)' == 'net9.0'">
-      <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="9.0.0-*" />
-  </ItemGroup>
-
 </Project>