Clean code from commented out code

[chernykhSG]

1. muffin/modules/core/src/main/scala/muffin/api/ApiClient.scala

   Line 317 in fff1627

   // def userTeams(userId: UserId): F[List[Team]] =

2. muffin/modules/core/src/main/scala/muffin/internal/router/RouterDSL.scala

   Line 148 in fff1627

   // name: Expr[N]

3. muffin/modules/core/src/main/scala/muffin/internal/router/RouterDSL.scala

   Line 176 in fff1627

   // name: Expr[N]

4. muffin/modules/core/src/main/scala/muffin/model/Posts.scala

   Line 13 in fff1627

   // create_at: Long,