Fixed: Support older glibc in libMonoPosixHelper

(based on Prowlarr 9e7af8369e165c19a2f181071e63bef6961cd64e)

Fixes #2523

src/NzbDrone.Mono.Test/Lidarr.Mono.Test.csproj

@@ -10,7 +10,7 @@
        See https://github.com/xamarin/XamarinComponents/issues/282
   -->
   <ItemGroup Condition="'$(TargetFramework)' == 'net5.0'">
-    <PackageReference Include="Mono.Posix.NETStandard" Version="5.20.1-servarr1" />
+    <PackageReference Include="Mono.Posix.NETStandard" Version="5.20.1.34-servarr18" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\NzbDrone.Common.Test\Lidarr.Common.Test.csproj" />

src/NzbDrone.Mono/Lidarr.Mono.csproj

@@ -5,7 +5,7 @@
   <ItemGroup>
     <PackageReference Include="NLog" Version="4.7.9" />
     <PackageReference Include="System.IO.Abstractions" Version="13.2.29" />
-    <PackageReference Include="Mono.Posix.NETStandard" Version="5.20.1-servarr1" />
+    <PackageReference Include="Mono.Posix.NETStandard" Version="5.20.1.34-servarr18" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\NzbDrone.Common\Lidarr.Common.csproj" />