Also forward the sql extension from PostgresKit

Author: trasch

README.md

@@ -13,7 +13,7 @@ This package requires Swift 5.7 or higher (at least Xcode 13), and compiles on m
 
 ```swift
 dependencies: [
-    .package(url: "https://github.com/Outdooractive/PostgresConnectionPool.git", from: "0.5.0"),
+    .package(url: "https://github.com/Outdooractive/PostgresConnectionPool.git", from: "0.5.1"),
 ],
 targets: [
     .target(name: "MyTarget", dependencies: [

Sources/PostgresConnectionPool/PostgresConnectionWrapper.swift

@@ -3,6 +3,7 @@
 //
 
 import Foundation
+import PostgresKit
 import PostgresNIO
 
 public final class PostgresConnectionWrapper {
@@ -65,6 +66,14 @@ public final class PostgresConnectionWrapper {
         return try await postgresConnection.query(query, logger: logger, file: file, line: line)
     }
 
+    public func sql(
+        encoder: PostgresDataEncoder = PostgresDataEncoder(),
+        decoder: PostgresDataDecoder = PostgresDataDecoder())
+        -> SQLDatabase
+    {
+        postgresConnection.sql(encoder: encoder, decoder: decoder)
+    }
+
     /// Add a handler for NotificationResponse messages on a certain channel. This is used in conjunction with PostgreSQL's `LISTEN`/`NOTIFY` support: to listen on a channel, you add a listener using this method to handle the NotificationResponse messages, then issue a `LISTEN` query to instruct PostgreSQL to begin sending NotificationResponse messages.
     @discardableResult
     public func addListener(