fix swagger .net version

Author: asadsahi

src/Presentation/Web/ClientApp/package.json

@@ -83,4 +83,4 @@
     }
   },
   "license": "MIT"
-}
+}

src/Presentation/Web/Web.csproj

@@ -45,7 +45,7 @@
 
 	<Target Name="NSwag" AfterTargets="Build" Condition="'$(Configuration)' == 'Debug'">
 		<Copy SourceFiles="@(Reference)" DestinationFolder="$(OutDir)References" />
-		<Exec Command="$(NSwagExe_Core31) run /variables:Configuration=$(Configuration)" />
+		<Exec Command="$(NSwagExe_Net50) run /variables:Configuration=$(Configuration)" />
 		<RemoveDir Directories="$(OutDir)References" />
 	</Target>