Fix return type of insertOne

Author: kevinresol

src/tink/sql/Table.hx

@@ -84,7 +84,7 @@ class TableSource<Fields, Filter:(Fields->Condition), Row:{}, Db>
         ignore: if (options == null) false else options.ignore
       }));
 
-  public function insertOne(row:Insert<Row>, ?options): Promise<Id<Db>>
+  public function insertOne(row:Insert<Row>, ?options): Promise<Id<Row>>
     return insertMany([row], options);
 
   public function update(f:Fields->Update<Row>, options:{ where: Filter, ?max:Int })
@@ -175,4 +175,4 @@ class TableSource<Fields, Filter:(Fields->Condition), Row:{}, Db>
 abstract TableName<Row>(String) to String {
   public inline function new(s)
     this = s;
-}
+}