Merge fix

Author: droyad

src/Tests/ApprovalFiles/NoPublicApiChanges.Run.approved.cs

@@ -1,4 +1,4 @@
-[assembly: System.CLSCompliantAttribute(true)]
+[assembly: System.CLSCompliantAttribute(false)]
 [assembly: System.Runtime.InteropServices.ComVisibleAttribute(false)]
 [assembly: System.Runtime.InteropServices.GuidAttribute("5ddc04cc-0bd3-421e-9ae4-9fd0e4f4ef04")]
 
@@ -20,6 +20,7 @@ namespace DbUp.Postgresql
     public class PostgresqlConnectionManager : DbUp.Engine.Transactions.DatabaseConnectionManager, DbUp.Engine.Transactions.IConnectionManager
     {
         public PostgresqlConnectionManager(string connectionString) { }
+        public PostgresqlConnectionManager(Npgsql.NpgsqlDataSource datasource) { }
         public PostgresqlConnectionManager(string connectionString, System.Security.Cryptography.X509Certificates.X509Certificate2 certificate) { }
         public override System.Collections.Generic.IEnumerable<string> SplitScriptIntoCommands(string scriptContents) { }
     }

src/dbup-postgresql/Properties/AssemblyInfo.cs

@@ -2,13 +2,7 @@
 using System.Runtime.InteropServices;
 
 [assembly: ComVisible(false)]
-
-#if (NETSTANDARD2_0_OR_GREATER  || NET462_OR_GREATER)
 // Npgsql is not CLS compliant and PostgresqlConnectionManager exposes types like NpgsqlDataSource
 [assembly: CLSCompliant(false)]
-#else
-[assembly: CLSCompliant(true)]
-#endif
-
 // The following GUID is for the ID of the typelib if this project is exposed to COM
 [assembly: Guid("5ddc04cc-0bd3-421e-9ae4-9fd0e4f4ef04")]