Bump Microsoft.Extensions.DependencyInjection from 3.1.8 to 3.1.9 (#101)

Author: dependabot[bot]

CommandLineParser/CommandLineParser.csproj

@@ -39,7 +39,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="3.1.8" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="3.1.9" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="3.1.8" />
   </ItemGroup>